Free Science Videos and Lectures

Sodium is a chemical element which has the symbol Na (Latin: natrium), atomic number 11, atomic mass 22.9898 g/mol, oxidation number +1.

Sodium is a soft, silvery white, highly reactive element...

This science video contains:
explosion, water, burning, reaction, fire, alkali, sodium, na

The ice bomb illustrates the fact that the volume of ice is greater than the volume of an equal mass of liquid water.

Some cold water is poured into a cast iron bomb and a threaded plug is screwed...

This science video contains:
explosion, water, iron bomb, ice, iron, plug, dry ice, aceton, freeze, pressure

Accidents happen. Even at NASA where they have strong testing and integrity procedures.

A rocket carrying a GPS 2R just seconds into the mission explodes.
More than 250 tons of flaming debri and...

This science video contains:
rocket, explosion, satellite, accident, gps, 2r, sattellite, sattelite, booster, crack, fuel, debris

This video shows action much slower than you see on television or with your eyes.

For example, a puma running ten times slower, you can see every muscle moving. Then some bird flying 10 times...

This science video contains:
high resolution, balloon, bird, explosion, slow motion, high fps, puma, camera, incredible details

Pretty cool collection of high resolution videos.

Ever seen the details how a lighter lights up? How a face gets deformed after a punch or slap? How a balloon explodes? How a rocket is fired and...

This science video contains:
high resolution, lighter, face, deformed, balloon, rocket, pistol, gun, apple, banana, golf ball, concrete, arbalest, bird, explosion