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
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Most dust particles in your house come from dead skin.
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
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.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
20