In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
The smell of freshly cut grass is actually a plant distress call.
31
Cold water weighs more than hot water.
93
German chemists made a replica of a trophy the size of one molecule.
68
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