One 75-watt bulb gives more light than three 25-watt bulbs.
57
If the chemical sodium is dropped into water it will immediately and violently explode.
67
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
A ball of glass will bounce higher than a ball made of rubber.
73
Out of all the senses, smell is most closely linked to memory.
146
Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
16
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Scientists in Germany have developed a candy that doesn't cause cavities.
11