Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
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
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Pure water (H2O) does not conduct electricity on its own.
46
Hot water can freeze faster than cold water.
181