Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
The smell of freshly cut grass is actually a plant distress call.
31
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
In zero gravity, a candle's flame is round and blue.
16
Iron weighs more after it rusts.
68
Your brain is 80% water.
525