The smell of freshly cut grass is actually a plant distress call.
31
The storage capacity of human brain exceeds 4 Terrabytes.
140
Cold water weighs more than hot water.
93
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
The earth is approx. 6,588,000,000,000,000,000 tons.
175
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Sound travels about 4 times faster in water than in air.
408