Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Only about 2% of the world population has green eyes.
36
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Your thumb is about the same size as your nose.
124
Your body is creating and killing about 2.4 million red blood cells per second.
17
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.
34