German chemists made a replica of a trophy the size of one molecule.
68
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Diamonds can be shattered with a hammer.
-104
Hot water can freeze faster than cold water.
181
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6