Cold water weighs more than hot water.
93
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Sound travels about 4 times faster in water than in air.
408
The bark of an older redwood tree is fireproof.
65