According to studies, men change their minds two to three times more often than women.
72
The smell of freshly cut grass is actually a plant distress call.
31
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Cold water weighs more than hot water.
93
Scientists aren't sure what color dinosaurs were.
312
A cubic yard of air weighs about 2 pounds at sea level.
31