Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Cows can sleep standing up, but they can only dream lying down.
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
The largest breed of rabbit is the Flemish Giant.
65
Only about 2% of the world population has green eyes.
36
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
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