Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
The smell of freshly cut grass is actually a plant distress call.
31
Pure water (H2O) does not conduct electricity on its own.
46
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Hot water can freeze faster than cold water.
181
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Scientists aren't sure what color dinosaurs were.
312