Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
118
Your body is creating and killing about 2.4 million red blood cells per second.
17
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3