Mars had an oxygen-rich atmosphere around 4 billion years ago
13
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31