German chemists made a replica of a trophy the size of one molecule.
68
The force of a suction cup is calculated using F=AP.
15
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
One ragweed plant can release as many as one billion grains of pollen!
51
Your brain is 80% water.
525
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6