Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Billions of neutrinos pass unnoticed through your body every second.
6
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.
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