Liquid TIDE laundry detergent glows under a blacklight.
96
Out of all the senses, smell is most closely linked to memory.
146
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
One cubic foot of gold weighs more than 1,200 pounds!
78
A cesium atom in an atomic clock beats over nine billion times a second.
43
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199