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
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Each day, up to 150 species of life become extinct.
-23
Iron weighs more after it rusts.
68
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
German chemists made a replica of a trophy the size of one molecule.
68
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57