In zero gravity, a candle's flame is round and blue.
16
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Iron weighs more after it rusts.
16
Cold water weighs more than hot water.
93
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199