Vídeos stock livres de direitos de Conhecimento

335.831 vídeos stock sobre conhecimento livres de direitos, incluindo vídeos de alta qualidade em 4K e em HD para download.

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4K 0:30

Electric light bulb bright polygonal connections on a dark blue background. Technology concept innovation artificial intelligence brainstorming business success. Vídeo Stock

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Colorful Illustrative 3D Animation of Neural Network. Concept: Deep Learning, Chatbot, Artificial Intelligence, Machine Learning and Large Language Model Visualization. Vídeo Stock

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Lawyer or real estate agent make consultation for client. Mature Latin business man and European business woman discussing project on laptop sitting at table in office. Business people work together. Vídeo Stock

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A Group of Students Walk to the Classroom and Talking Walking With Books in College Hall. Young Leaders. Cultural Diversity in Education and Society Vídeo Stock

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Happy diverse business people office workers team standing in row looking at camera. Multiethnic professional employees executives group posing together for corporate portrait, leadership. Slow motion Vídeo Stock

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Team of diverse partners sitting at table mature Latin business man and European business woman discussing project on laptop in office. Two colleagues of professional business people working together. Vídeo Stock

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Futuristic chat ai user interface in action, artificial intelligence system, chatting with a bot, dynamics elements, advanced ai technology (3d render) Vídeo Stock

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Young University Professor Explaining the Importance of Artificial Intelligence to a Group of Diverse Multiethnic Students in a Dark Auditorium. Teacher Showing Neural Network on Two Big Screens Vídeo Stock

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Knowledgeable Teacher Giving a Lecture About Software Engineering to a Group of Smart Diverse University Students. International Undergraduates Sitting Behind Desks with Computers Vídeo Stock

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futuristic holographic interface of a file manager, folder structure with documents and data scanning, digital document storage software, cloud database, search and manage documents,paperless office Vídeo Stock

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Learning from books or textbooks and the Internet helps create new ideas. Slowly moving interconnected polygons surround a glowing electric light bulb with a book underneath. dark blue background. Vídeo Stock

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Astronaut Spaceman Opening the Door To Knowledge the Universe Learning Augmented Reality Virtual Realm Creativity Science Fiction and Imagination Concept Vídeo Stock

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Illustrative 3D Animation of Neural Network. Concept: Chatbot, Artificial Intelligence, Deep Learning, Machine Learning and Large Language Model Visualisation. Vídeo Stock

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Asia people expert man tech talent team working on project predict sales insight SEO graph chart AI plan visual big data science report center BI smart tools screen. Office worker asian analyst job. Vídeo Stock

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Futuristic human brain interface concept. Brain scan technology. Neurosurgery diagnostic Vídeo Stock

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BIble Book of Creation with Fantasy and Magic Literature Religion Concept Open Learn Page Imagination Education Study Knowledge Wisdom Light Idea School Read Magical Universe Abstract Story Christian Vídeo Stock

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Opening the Door To Knowledge the Universe Learning Augmented Reality Virtual Realm Creativity Science Fiction and Imagination Concept Vídeo Stock

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Beautiful, vintage, wooden library interior with countless historic books on shelves. Black and white marble checker floor. Detailed architectural monument filled with knowledge. Looping animation. Vídeo Stock

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Little Child Girl Opening the Door To Knowledge the Universe Learning Augmented Reality Virtual Realm Creativity Science Fiction and Imagination Concept Vídeo Stock

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Close up portrait of smiling little African-American girl looking at camera at primary school. Adorable preschool kid sitting in playroom of kindergarten Vídeo Stock

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Asia stock trader agent or Sale tax loan broker advice brief and point hand to graph report talk to client at office desk show budget chart data or legal result on claim form. Trust will in work plan. Vídeo Stock

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Expansion of Complex AI Network with Large amount of Connected Nodes and Parameters. Chatbot, Artificial Intelligence, Deep or Machine Learning and Large Language Model Visualization Vídeo Stock

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Focused serious Indian student guy in headphones watching online learning conference on laptop, talking on video call to teacher, studying, writing notes, speaking Vídeo Stock

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Asia people expert man tech talent working on project predict sales insight SEO graph chart AI smart plan visual big data science report center BI smart tools screen. Office worker asian analyst job. Vídeo Stock

HD 0:18

Young black African woman university student learning online using laptop computer, taking notes, watching webinar or virtual education remote class studying outdoor sitting outside uni campus area. Vídeo Stock

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futuristic holographic interface of a file manager, folder structure with documents and data scanning, digital document storage software, cloud database, search and manage documents,paperless office, Vídeo Stock

4K 0:17

High school, friends and students walking in the hallway together for bonding and talking. Happy, diversity and teenage girls speaking, laughing and discussing in the corridor of their academy. Vídeo Stock

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In Medical Laboratory, Radiologist Controls MRI or CT or PET Scan with Patient Undergoing Procedure. Professional Female Doctor Conducts Emergency Check Up Procedure with Advanced Medical Technologies Vídeo Stock

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Surgeons Use Augmented Reality VR Glasses to Investigate Patient Lungs Status. Virus Detection 3d Animation. Future Advanced Technology. Hospital Futuristic Digital Concept. Artificial Intelligence Vídeo Stock

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Education, question and hands raised with girl in classroom for learning, discussion and knowledge. Help, studying and teacher with children and woman at school for why, scholarship and answer Vídeo Stock

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Little Boy Wearing Space Helmet Opening the Door To Knowledge the Universe Learning Augmented Reality Virtual Realm Creativity Science Fiction and Imagination Concept Vídeo Stock

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Mentioning artificial intelligence in media headlines. Problem of uncontrolled development of neural networks. Quickly changing pages of online publications. Close-up of letters Vídeo Stock

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Young African American focused female executive manager businesswoman sitting at desk working typing on laptop computer in contemporary corporation office. Business technologies concept. Vídeo Stock

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Young Female Teacher Giving a Data Science Presentation in a Dark Auditorium with Projecting Slideshow with Artificial Intelligence Neural Network Architecture. Business Startup and Education Concept Vídeo Stock

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Portrait of a Handsome Student Studying in a Traditional Library. Young Male in Glasses Using Laptop Computer to Work on an University Research Project, Read Academic Papers and Essays Online Vídeo Stock

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Library Stack of Books Zooming Through Bookshelves. Zoom In through some stack of books inside a big library. Background Vídeo Stock

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Expanding and Growing Neural Network from Center Core to Large Scale and Complex Web with Nodes and Connections. AI, Computer Algorithms, Artificial Intelligence and Large Language Model Visualization Vídeo Stock

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Hispanic millennial woman and middle-aged female colleagues working together meet in office staring at laptop screen, learn new software, younger mate helps to older with business app use modern tech Vídeo Stock

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Friendly medic service people or asia male help talk discuss of medical exam record test result at clinic office desk. Young sad serious stress woman visit, follow , listen, see doctor at hospital. Vídeo Stock

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Portrait of smiling middle eastern nurse in uniform walking at hospital hallway. Young doctor walking in hospital corridor with health care team in background. Successful Indian surgeon working. Vídeo Stock

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Digital model of the human brain. Brain scan technology concept. Neurosurgery diagnostic Vídeo Stock

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Sad Tired Worker Overworked On Computer.Unhappy Frustrated Businessman.Office Work Overtime. Workaholic Business Finance Deadline.Sad Tired Businessman In Office.Annoyed Overwhelmed Exhausted Stressed Vídeo Stock

4K 0:12

Two diverse business men analysts partners talking, working together, discussing data management using laptop computer. Indian manager consulting client with online technology at office meeting. Vídeo Stock

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Challenge Competition,Diversity Connection,Using Chat GPT,Global Growth,Human Resources,Multinational Management,Service Organization,Universal Relationship,Sustainable Negotiation,Value Chain,Trading Vídeo Stock

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Group of multieracial schoolchildren interacting using gadgets laptops for programming at robotics engineering class. School science classroom of futuristic technologies. STEM education concept. Vídeo Stock

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Office worker analyzing candidates cv and application form before attending job interview and hiring people. Recruiter searching on papers for person with business expertise. Close up. Vídeo Stock

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Focused and concentrated african female student e learning online on internet website. Young woman of color working remotely at home office desk, makes notes in work document, looks at laptop computer Vídeo Stock

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Focused fresh gen Z Latin college student girl writing notes, lesson summary, using laptop in public library, typing, watching webinar, online class, turning face, looking at camera, smiling Vídeo Stock

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Portrait of an Empowered African Female Student Studying in University with Diverse Multiethnic Classmates. Young Happy Black Woman Looking at Camera and Smiling. Using Laptop Computer in Class Vídeo Stock

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Beautiful Caucasian female professor explaining lection at University in front of students sitting at desks. Education concept. Woman teacher speaking to young adults at college. Geometry math lesson. Vídeo Stock

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Motivated middle aged asian female team leader explaining company development strategy to smiling young diverse colleagues. Happy multiracial business people enjoying working together at office. Vídeo Stock

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Fantasy In Love To Read is motion footage for school films and cinematic in Library scene. Also good background for scene and titles, logos. Vídeo Stock

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Teen student girl with dyed red hair make speech at group meeting in library with teammates, share ideas, prepare common assignment or project engaged in creative teamwork studying together. Education Vídeo Stock

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Male Businessman Scientist Eyes Glasses PC Screen Reflection Analyzing Financial Scientific Data Watching TV Browsing Surfing Using Internet Reading Working Online Late Scrolling In Front Of Laptop Vídeo Stock

4K 0:39

Close up studio shot of old retro hardcover book on dark background in warm light. Old vintage book laying,wind turning pages. Vídeo Stock

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Shot of a group of happy and adorable primary Indian Asian school children kids wearing uniforms with backpacks walking through a rural village lane. school re opening, learning, and education concept Vídeo Stock

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Multi-Ethnic Office Conference Room. Indian CEO does Presentation for Diverse Young Specialist, Talking, Using TV with Infographics, Statistics, Graphs. Businesspeople Develop e-Commerce Startup Vídeo Stock

4K 0:14

Illustrative 3D Animation of Neural Network. Wide view. Concept: Chatbot, Artificial Intelligence, Deep Learning, Machine Learning and Large Language Model Visualization. Vídeo Stock

4K 0:13

Doctor is pointing to drug tablets and giving medicine to female patient at office. Healthcare, medical and pharmacy industry concept Vídeo Stock

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Elegant and Confident Motivated Business Woman Public Speaking at Finance Conference on Auditorium. Coach Emotional Gesturing Talks from Stage Spectators at Forum. CEO Female in Suit Standing Closeup Vídeo Stock

4K 0:24

Teacher giving recycle lesson to little kids in kindergarten. Protect nature, save environment. Diverse preschool children learn to sort garbage in primary school putting plastic bottles in recycle Vídeo Stock

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Happy pretty blonde european teen girl, smiling female teenage high school student holding notebooks looking at camera standing in modern university or college campus library, portrait. Vídeo Stock

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Zoom-in time-lapse of smart person solving scientific problem writing formulas on chalkboard focused on studies. People and knowledge concept. Vídeo Stock

4K 0:20

AI (Artificial Intelligence) concept. Deep learning. IoT (Internet of Things). ICT (Information Communication Technology). Vídeo Stock

HD 0:14

Close up in slow motion of university high school graduates throwing their square academic tudor bonnet cap into the air graduation ceremony. Students Celebration of a MBA bachelor and master degree Vídeo Stock

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The question marks turns into a light bulbs. Animated illustration on yellow. Idea Concept Vídeo Stock

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African American happy smiling student guy ethnic university man male with backpack school bag and books smile walking in city outdoors in academy college university campus on education class lesson Vídeo Stock

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Group of students, high school pupils gather in college library, discuss topics, work together on creative task, prepare for university test or exams use laptop. Education, study, modern tech concept Vídeo Stock

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Beautiful Multiethnic African Female Student Studying in University with Diverse Classmates. Young Black Woman Using a Laptop Computer. Applying Her Knowledge to Acquire Academic Skills in Class Vídeo Stock

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Male Asking a Question to a Speaker During a Q and A Session at an International Tech Conference in a Dark Crowded Auditorium. Young Specialist Expressing an Opinion During a Global Business Summit. Vídeo Stock

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Indian female student makes conference video call on laptop computer talks with web tutor, online teacher in remote webcam chat on screen. Distance education class concept. Over shoulder close up view Vídeo Stock

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Attractive different women, young and middle-aged diverse profession and age females working or studying seated at desk at home and office. Workflow using modern wireless technologies, collage view Vídeo Stock

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Female hands of business woman professional user worker using typing on laptop notebook keyboard sit at home office desk working online with pc software apps technology concept, close up side view Vídeo Stock

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Back rear view of young asian woman, freelance data scientist work remotely at home coding programming on Big data mining, AI data engineering, IT Technician Works on Artificial Intelligent Project. Vídeo Stock

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Portrait of an Alternative Generation Z Female Looking at Camera, Smiling. Young Successful Student with Headphones and a Backpack is Standing in a Public Library. Education and Career Concept Vídeo Stock

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Interracial business staff engaged in corporate meeting. Company colleagues coolabgorating in boardroom brainstroming solving issues together. Teamwork. Vídeo Stock

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Rays of light falling to the empty dark classroom. The camera panning behind rows of desks and chairs. Teaching class without students during a break. Abandoned school. Disturbing mood. Vídeo Stock

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Close-up. Black African female teacher sitting and assisting African children at their desk with a task on a laptop in a classroom in Africa Vídeo Stock

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Happy doctors, nurses and other medical staff posing in hospital. Vídeo Stock

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SME owner go green net zero retail store live stream talk on phone showing eco care plastic free packaging box Asia people young woman record video on reel shop happy side hustle Vídeo Stock

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Young Excited Man keeping arms raised Ecstatic About Winning the Coveted Business Person of the Year Award. Man Celebrating After Winning the Event. Handsome Specialist Celebrating on Stage. Vídeo Stock

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Focused business man entrepreneur typing on laptop doing research. Young male professional using computer sitting at home office desk. Busy worker freelancer working on modern tech notebook device. Vídeo Stock

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Teacher Giving Computer Science Lecture to Diverse Multiethnic Group of Female and Male Students in a College Room. Projecting Slideshow with Programming Code. Explaining Information Technology Vídeo Stock

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University Library: Student Walks Between Rows of Bookshelves Searching for the Right Book Title for Assignment and Exam Preparations. Back View Following Slow Motion Camera Shot. Young People Study Vídeo Stock

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Old Books with a luxurious cover leather binding history library Row bookshelf of Antique Vintage Book Vídeo Stock

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empty classroom with neat desks and big green chalkboard. Back to School Cartoon or Japanese anime watercolor painting illustration style. seamless looping 4K virtual video animation background. Vídeo Stock

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Smiling african male student wear headset elearning study with online tutor teacher talk conference calling do video chat learn language make notes sit at home office desk look at laptop computer Vídeo Stock

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Mature Indian GP use phonendoscope examine female patient heart rate, listening heartbeat during consultation in clinic. Cardiovascular diseases prevention, professional medical services, health-care Vídeo Stock

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Vertical Screen: Smart College Student Using Laptop Computer to Study in a Public Library. Young Woman Learning Online, Getting Ready for Exams, Drafting an Essay While Sitting on a Sofa Vídeo Stock

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Human body Analysis Digital Healthcare and Innovative Medical Technology Augmented Reality Concept of Biometric Scan, Modern virtual Detailed human body Medical Scan with data and Infographics Vídeo Stock

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Portrait of a Teacher Giving Class to Diverse Group of Female and Male Students in College Room, Learning New Academic Skills on a Computer. Lecturer Shares Knowledge with Smart Young Scholars Vídeo Stock

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Maintenance assistance technical worker in uniform is checking an operation and efficiency performance of photovoltaic solar panels on roof at sunset. Sun clean green energy Vídeo Stock

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A female doctor discusses with the patient a plan for recovery and rehabilitation of the face after the accident Vídeo Stock

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Close up hands of Asian young business people group meeting in office. Man and woman have brainstorm and working as teamwork writing on paper. Corporate of modern colleague share idea and point on it. Vídeo Stock

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Future AI tech machine learning, face outline circuit board and binary data flow on blue Loop background. cyber mind Human fast digital computing, robot revolution Big data, artificial intelligence. Vídeo Stock

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