Romans used a plant called Silphium as contraception. They had so much sex that they drove it into extinction.
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Strawberries are in the same plant family as roses.
13
The smell of freshly cut grass is actually a plant distress call.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
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
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9