The smell of freshly cut grass is actually a plant distress call.
31
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 third of the electricity produced on earth is used to power electric light bulbs!
75
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
German chemists made a replica of a trophy the size of one molecule.
68
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13