Aluminum used to be more valuable than gold!
84
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Research indicates that plants grow healthier when they are stroked.
173
A ball of glass will bounce higher than a ball made of rubber.
73
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Iron weighs more after it rusts.
68
Out of all the senses, smell is most closely linked to memory.
146
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118