Science Facts

55

World's Quietest Room Absorbs 99.99% Sound

76

Glass is a Solid, Not a Slow Liquid

42

A 'Jiffy' Is a Real Unit of Time

61

Light Can Be Slowed Down Dramatically

51

Hot Water Freezes Faster (Mpemba Effect)

49

The Mpemba Effect: Hot Freezes Faster

38

Lightning Makes Glass Tubes

37

Sound Speeds Up Underwater

54

Whip Cracks Are Sonic Booms

10

Helium Changes Your Voice Temporarily

9

Bananas Are Radioactive

71

Earthquakes Can Make Gold

54

Earth's Rotation Is Slowing Down

45

Tears Of Joy And Sadness Differ

76

Four Babies Born Every Second