The smell of freshly cut grass is actually a plant distress call.
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The force of a suction cup is calculated using F=AP.
15
Brass doorknobs automatically disinfect themselves in about 8 hours.
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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
A ball of glass will bounce higher than a ball made of rubber.
73
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5