Liquid TIDE laundry detergent glows under a blacklight.
96
Sound travels fifteen times faster through steel than through air.
134
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Out of all the senses, smell is most closely linked to memory.
146
A cesium atom in an atomic clock beats over nine billion times a second.
43
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