The smell of freshly cut grass is actually a plant distress call.
31
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Diamonds can be shattered with a hammer.
-104
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Billions of neutrinos pass unnoticed through your body every second.
6
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51