Iron weighs more after it rusts.
16
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
16
In zero gravity, a candle's flame is round and blue.
16
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 at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39