Hot water can freeze faster than cold water.
181
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
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
Most dust particles in your house are made from dead skin!
67
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79