Hot water can freeze faster than cold water.
181
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Iron weighs more after it rusts.
16
Out of all the senses, smell is most closely linked to memory.
146
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0