Free Science Videos and Lectures

The most famous American astronomer and astrophysicist Carl Sagan explains the Drake equation.

The Drake equation (rarely also called the Green Bank equation or the Sagan equation) is a famous...

This science video contains:
life, planets, stars, carl sagan, drake equation, extraterrestrial intelligence

The potential between two lines is 500kV, that's half a megavolt! At these potentials the air molecules get ionized and the air transfers electricity creating an impressive electric discharge.

The...

This science video contains:
power station, 500 kV, current, electricity, eldorado, boulder city, nevada, electric potential, discharge

This video is from 1981. The interview is also the subject of Feynman's book The Pleasure of Finding Things Out.

I have a friend who's an artist and he's some times taken a view which I don't...

This science video contains:
richard feynman, flower, friend, colors, insects, mystery

Scientists of the University of Twente in The Netherlands won a prestigious place in the 'Hall of Fame' of videos about fluid-in-motion.

They have made a video of leaping shampoo, in which they...

This science video contains:
high resolution, kaye effect, shampoo, university of twente, netherlands, fluid in motion, heap, streamer, jet, dimple, force, energy balance model, fluid, laser, light guide

A slow motion video of a corn popping.

This science video contains:
high resolution, slow motion, corn, popcorn, burst, explode