Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
You forget 90% of your dreams.
256
Cows can sleep standing up, but they can only dream lying down.
745
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
There is a persistent storm in Venezuela that produces lightning 140 to 160 nights a year, 10 hours per day and up to 280 times per hour and has been going since at least the 16th century.
25
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
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