Sound travels fifteen times faster through steel than through air.
134
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Aluminum used to be more valuable than gold!
84
Pumice is the only rock that floats on water.
14
Sound at the right vibration can bore holes through a solid object.
134
Your brain is 80% water.
525