Theory Stock Footage: Royalty-Free Video Clips

Royalty-free Stock Footage Clips

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"theory"
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(273 results found for theory)

Young Researchers

Mysterious notes with threads. Stock footage. Blackboard with notes and red threads in mysterious office. Riddle of puzzles on board with

Science Calculation Physics Math and Chemisrty Formulas Background

Physics And Mathematics Formulas 4

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Guitarist instructor hosting guitar lessons online using a mobile phone, recording tutorial for master Artist musician explains acoustic

Handheld tracking shot with close up of male university professor writing math formula on chalkboard

Full shot with reflection effect of Middle Eastern male scientist presenting innovative research to doctors in white coats at medical conference, with slides on projector screen, audience applauding

Mysterious notes with threads. Stock footage. Blackboard with notes and red threads in mysterious office. Riddle of puzzles on board with

Animated squared paper sheets with math formulas and equations. Digitally generated background

Studying Physics With Pencil On White Paper 2

Blackboard Mathematical symbols, functions, formula's and equations

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Guitarist instructor hosting guitar lessons online using a mobile phone, recording tutorial for master Artist musician explains acoustic

Portrait of detective explaining suspicion theory to colleague in darkness indoors. Medium shot of confident Caucasian man talking with coworker in police department. Crime investigation concept.

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Spacetime Tunnel Light Speed Wormhole Exploration

Scientist writing formulas on chalkboard. Hand with chalk wrote physics formulas on black chalkboard closeup

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Nuclear Deterrence inscription on smartphone screen with black background placed on laptop keyboard close up.

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Alternate Realities Multiverse Quantum Dimension Exploration

Full shot of Caucasian female research scientist demonstrating slide on projector screen, talking about innovative discovery of new therapy at medical conference, and delighted audience clapping

Medium footage of mature Asian male physician standing next to projector screen at meeting, speaking about scientific research on biochemistry of new drug, pointing to slide with cell and molecules

Group of people with foil on their heads discussing conspiracy theories. Friends with foil on their heads. You know, so they can't read your

Medium shot of mature Caucasian male teacher standing by flipchart and pointing at English grammar rules on colorful sheets of paper while giving lesson to group of students in library

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Medium close-up shot of teenage girl writing down coding sequence on glass wall with white chalk, underlining main function, while classmates and teacher are watching

Close-up of board with notes and threads. Stock footage. Man is investigating and fixing evidence on board. Man checks photos and notes on

Close-up of board with notes and threads. Stock footage. Man is investigating and fixing evidence on board. Man checks photos and notes on

Full shot of Indian male pharmaceutical sales representative promoting new drug to doctors at medical conference, pointing to slide on projector screen, explaining action, benefits, public applauding

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Multiple Universes Parallel Worlds of Multiverse and Alternate Realities

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Quantum Computing Revolution AI Machine Learning

Medium footage of mature Middle Eastern man in glasses, suit standing by projector screen on stage at conference, speaking about scientific research on biochemistry or pharmacology

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Talented performer teaching how to play acoustic guitar online for a tutorial, hosting internet master to provide advice for beginners

Close up view of Science Calculation, Physics Math and Chemistry Formulas Background

Blackboard Mathematics and physics formula calculation in digital space

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Quantum Entanglement Elementary Theoretical Particle Physics

A man, holding a tablet PC outside, watches a conspiracy theorist podcast.

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Flying Through Wormhole Light Speed Spacetime

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Elementary Particles Quantum Mechanics Research Theoretical Physics

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Multiverse Dimensions Quantum Physics of Parallel Universes

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Subatomic Dynamics Quantum Particle Exploration Theoretical Physics

Full over-shoulder shot Middle Eastern male pharmaceutical sales representative with tablet computer presenting new medication or therapy to doctors at conference, speaking about its benefits

Full shot of Middle Eastern male research scientist talking about innovative discovery of new drug to doctors in white coats at medical conference, demonstrating slide on screen, audience clapping

Notes with red thread. Stock footage. Close-up of mysterious notes connected by red thread. Symbols and puzzles on mysterious board with

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Subatomic Proton Neutron Quark Interaction Theoretical Particles

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Spacetime Journey Wormhole Light Speed Fly Through

Tracking shot of cute child in glasses pondering math equations on blackboard

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Multiverse Quantum Physics Alternate Realities Universe

Three burning candles in secret freemasonry lodge on the background of blurred wall inscription and some other signs, idolatry of rich

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Close up view of hand writing the word Mathematics with black marker on glass

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Subatomic Particles Quantum Physics Theory

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Quantum Computer Future Tech Innovation