The smell of freshly cut grass is actually a plant distress call.
31
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Scientists in Germany have developed a candy that doesn't cause cavities.
11
The average temperature at 40,000 feet above sea level is -60 F.
56
Research indicates that plants grow healthier when they are stroked.
173