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Deha Stock Video Footage and HD Video Clips - 123RF

Human brain artificial intelligence concept

Success, idea and innovation technology concept

Attractive young female with short blond hair and cheerful toothy smile wearing stylish glasses and looking at camera while standing on background of white brick wall.

Abstract human brain written animation. Doodle hand drawn style. Creative idea symbol, icon design on white background.

Close-up crumpled book pages lie on the concrete floor of an abandoned building. The wine glass falls to the floor and breaks. Concept of destruction

Female kid playing toy tablet sitting sofa, childhood leisure, educational toy

Rotation. Chess figure black pawn on chess board. Close-up

Rotation. Chess figure white king on chess board. Close-up

Rotation. Chess figure white queen on chess board. Close-up

Dad and son play chess in a chess club. A man teaches to play a boy in chess. The child makes a move. They sit in a spacious club with large windows to the floor. Men are focused on playing

Concept of human intelligence. Abstract blue model of human brain on turning around on black background.

Psychology concept. Video view of human brain structure formed of abstract space mist.

Dynamic cybernetic brain symbol hologram with glitch effect, floating in space.

Psychology concept. Upside-down video view of human brain structure formed of abstract space mist.

Abstract video of brain connections of neurons in space, surrounded by flying bokeh particles and light from all sides.

Portrait of pretty Caucasian girl lying in bed and reading book. Smart child going for sleep in the evening. Bedtime, hobby, leisure

Camera approaching to happy adult Caucasian man in eyeglasses sitting in rocking chair and looking at photos in photo album. Smiling middle aged man spending weekend evening indoors alone

Portrait of grey-haired Caucasian man smoking pipe and reading book at home. Mature serious man spending quiet evening indoors. Leisure, hobby, lifestyle

City beach near power lines - Little boy sit and play with a bucket and a shovel

Old man exercises with puzzle, suffers cognitive impairment, Alzheimer symptom

Cropped and close up view of smart, focused and concentrated little boy with color pencil in hand. He sitting behind desk inside bright light room and preparing difficult lessons to his homework

4K Artificial Neural Network. Seamless loop

Young attractive lady playing with the dog

Two Crows flies against a cloudy sky. Slow motion.

Dog breed West Siberian Laika hunts in the dry grass. Dog catches mouse. Selective focus. The background on which the dog is visible SPECIALLY BLURED

West Siberian Laika looks up at the tree. Dog hunts

Dog breed West Siberian Laika sleeps under a tree on dry leaves

Young Caucasian father playing chess with son as elder daughter coming up. Mother and younger girl sitting on couch at the background and reading. Positive family spending weekends at home.

Side view of young handsome Caucasian man in eyeglasses sitting at the table as cute African American girl coming up and complaining. Brunette man hugging sad woman and calming her down.

Close-up of strict male Caucasian teacher scolding young African American university student. Blurred sad girl at the foreground listening to tutor carefully. Education, problems, diligence.

Portrait of confident Caucasian tutor in eyeglasses explaining material to young African American college student. Pretty girl with afro pigtails studying indoors. Education, learning, intelligence.

Exhausted Asian boy getting asleep as doing homework indoors. Intelligent handsome student overworking. Education concept, tiredness, exhaustion.

Teenage Caucasian boy distracting his Asian groupmate from studies. Two male college students sitting at the table with books and talking. Boy with smartphone annoying concentrated teenager.

Concentrated teenage Asian boy showing laptop screen to his Caucasian groupmate using smartphone. Two handsome male college students studying online. Distant education, lifestyle, modern technologies.

Side view of excited Asian student doing homework indoors. Teenage boy sitting at the table with books and smiling. Education, intelligence, lifestyle.

Close-up portrait of two excited boys looking at map and discussing geography. Smiling Caucasian and Asian college students talking and giving dap. Lifestyle, joy, education concept.

young concentrated boy working with electrical constructor

Student doing homework and taking notes in notebook

Student having video call on laptop and taking notes

Woman drinking beverage and doing homework

Student reading book aloud and preparing for session

Student taking notes during remote lesson via laptop

Child hands playing with oddly satisfying purple slime on white background. Sticky gooey substance. Relax and inexplicably satisfying. Super viral trend on social media for antistress things

Child having fun making purple slime. Kid playing with hand made toy slime. Funny kid girl. Relax and Satisfaction. Oddly satisfying red slime for pure fun and stress relief. White background

arrangement of figures and training lesson, as the queen beats the king.

Young man with red dreadlocks reading book. Stylish hipster in eyeglasses surprised opening his mouth from plot book.

Well dressed man with bright hairstyle reading book and sticking out of hole of orange background. Impressive hipster in eyeglasses with red dreadlocks reading old book.

Five Caucasian college students discussing project in cafe, standing up and leaving. Young men and women finishing their university project. Lifestyle, education, teamwork.

Boy in protective glasses mixing chemical liquids in flasks, curious genius

Smart schoolgirl in eyeglasses smiling on camera, thirst for knowledge education

Shocked female kid with rucksack holding book, pointing finger at blackboard

Pretty female first-grader holding tulips bouquet against blackboard background

Portrait of concentrated Caucasian teen boy in eyeglasses doing homework. Smart college student reading from laptop and writing in workbook. Intelligence, education, lifestyle.

Close-up portrait of brunette Caucasian boy sitting at the table with books and laptop and using smartphone. Smiling teenager typing messages while studying. Education, lifestyle, modern technologies.

Close-up portrait of pretty Caucasian girl counting on fingers and writing result into exercise book. Smart schoolgirl doing math at home. Education, studying, learning. Cinema 4k ProRes HQ.

Side back view of cute Caucasian schoolgirl sitting in sunrays and thinking. Intelligent girl doing homework at home. Cinema 4k ProRes HQ.

Lazy Caucasian girl sitting at the table having no wish to study. Young mother trying to help daughter doing homework. Education concept, intelligence, support. Cinema 4k ProRes HQ.

2D animation, flashing blue neon lights forming structure of human brain. Burning lines showing neural network on black background. Concept of intelligence, internal organs, medicine, anatomy.

Confident Caucasian woman turning book pages and looking out the window. Portrait of young beautiful girl reading in hanging armchair.

Close-up of confident young boy putting on eyeglasses. Portrait of handsome male university student. Cinema 4k ProRes HQ.

Unrecognizable curly brunette woman showing HUD hologram with text Agile. Girl uses technology of the future on a mobile screen

Colorful felt-tip pens and paints forming sun-figure, children rehabilitation

woman solving crossword puzzle while sitting in the train

Human brain build out of cogs and gears on greenboard

Child having fun making ping slime. Kid playing with hand made toy slime. Funny kid girl. Relax and Satisfaction. Oddly satisfying pink slime for pure fun and stress relief. White background

Girl stretching green slime to the sides. kids hands playing slime toy. Making slime on white. Trendy liquid toy sticks to hands and fingers. 4k footage.

Smart child playing chess with grandfather, family having fun, early development

Funny Pomeranian Spitz in Santa hat on its neck running after its owners legs on the shore. New Year holiday concept.

Cute Pomeranian Spitz in Santa hat sitting near the sea. New Year holiday concept. Slow motion

Beautiful mystical girl with a light bulb in front of her face

Eureka. Thoughtful clever inspired teen stylish man make gesture raises finger came up with creative plan feels excited with good idea, inspiration motivation. Young guy on yellow studio background

Sneaky cunning man with tricky face gesticulating and scheming evil plan, thinking over devious villain idea, cunning cheats, jokes and pranks. Young guy on gray studio wall background alone indoors

Man head with stars and clouds. Lightning

Portrait of smart guy in glasses having great idea raising finger and smiling looking at camera standing on green background. People and gestures concept.

Unrecognizable man shows conceptual hologram with text Agile. Farmer on the background of the apple orchard in casual clothes with the technology of the future mobile screen

Programmed toy dog-robot. Interactive intelligent pet.

One red balloon is opposed by many other balloons. Bright blue light background. Ideal title text background. One against all. Concept ideas. The concept of personality. Use mask to easy change color.

One pink balloon is opposed by many other balloons. Dark purple background. Ideal title text background. One against all. Concept ideas. The concept of personality. Use mask to easy change color.

Cute smart primary school child girl learning writing doing math homework sit at home table, adorable pretty little preschool kid studying alone making notes, children elementary education concept

Young blonde businesswoman in office clothes and glasses is looking at camera and smiling.

English cocker spaniel is swimming in a pond in reflected sparkling sun light

Little cosmonaut girl is looking up towards the stars.

Portrait of pretty girl in glasses diligent student holding books and smiling standing on brick wall background. People, education and lifestyle concept.

Portrait of beautiful girl in glasses diligent student reading book standing alone on green background. Literature, education and modern lifestyle concept.

Side view of Pleased mature man in shirt sitting by the table with laptop computer while having breakfast at home

Happy mature man in shirt sitting by the table with laptop computer while having breakfast at home

Smiling pensive mature man in shirt and eyeglasses sitting by the table and working with laptop computer and documents at home

Female hands show a round conceptual hologram with text Agile. Unrecognizable woman in ashen white on a black background with future holographic technology

Looped move between library shelves with books on each shelf. Camera moving seamless through university library interior with books shelf on each side while interiour lamps turning on and off. Loop

Female hands holding a conceptual hologram with text Smart insights. Woman with red nails and sweater with future holographic technology on a blurred background of the street

view of a womans hand reading an old book on a table

European student on blue background is dissatisfied with amount of homework and books.

studio portrait of a serious boy on a white background. first grader with glasses

side view of two pensive senior men playing chess and pressing button on chess clock at table

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