Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Your body is creating and killing about 2.4 million red blood cells per second.
17
You forget 90% of your dreams.
256
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
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
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
A cow produces around 200,000 glasses of milk in her lifetime.
373