One 75-watt bulb gives more light than three 25-watt bulbs.
57
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
Your brain is 80% water.
525
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Sound at the right vibration can bore holes through a solid object.
134