The smell of freshly cut grass is actually a plant distress call.
31
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Out of all the senses, smell is most closely linked to memory.
146
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Diamonds can be shattered with a hammer.
-104
Sound travels fifteen times faster through steel than through air.
134
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3