Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Sound at the right vibration can bore holes through a solid object.
134
According to studies, men change their minds two to three times more often than women.
72
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
The force of a suction cup is calculated using F=AP.
15
Pumice is the only rock that floats on water.
14
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3