Hot water can freeze faster than cold water.
181
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Balsa wood is classified as a hard wood!
41
The smell of freshly cut grass is actually a plant distress call.
31
Diamonds can be shattered with a hammer.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3