Cold water weighs more than hot water.
93
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
Nearly 50% of the world's scientists are assigned to military projects.
71
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Out of all the senses, smell is most closely linked to memory.
146
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
Iron weighs more after it rusts.
68