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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No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154
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 strangers in your dreams are actually people that you've seen in real life.
50
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3