In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Out of all the senses, smell is most closely linked to memory.
146
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
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
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
According to studies, men change their minds two to three times more often than women.
72
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13