Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Your brain is 80% water.
525
According to studies, men change their minds two to three times more often than women.
72
One barrel of petroleum holds 42 gallons.
20
If the chemical sodium is dropped into water it will immediately and violently explode.
67