Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
German chemists made a replica of a trophy the size of one molecule.
68
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Sound travels about 4 times faster in water than in air.
408
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20