Nearly 50% of the world's scientists are assigned to military projects.
71
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
No matter how cold it gets, gasoline will not freeze.
107
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Iron weighs more after it rusts.
16
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
One 75-watt bulb gives more light than three 25-watt bulbs.
57