|Submited on :||Tue, 13th of Feb 2018 - 23:50:49 PM|
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The average rooster crow is about 130 dB, about the same volume as standing 15m from a jet taking off. To prevent deafness from their own calls, roosters have evolved soft tissue that covers half of the eardrum while crowing.
Continuous low doses of far ultraviolet C (far-UVC) light can kill airborne flu viruses without harming human tissues, according to a new study, which suggests that use of overhead far-UVC light in airports and other public spaces could provide a powerful check on influenza epidemics and pandemics.
ELI5: If I break my finger or cut it or smash it, it can heal, but if I cut it off it won't grow back. Why? All of those tissues can grow back individually, so why can't they grow back together?
Women process Oxygen when exercising roughly 30% faster than men, a clear advantage when it comes to physical efficiency. Researchers found female athletes were better at transporting oxygen to tissues throughout their bodies, and their tissues were better at using the extra oxygen.
Manhattan subway gets covered in Swastikas on every advertisement. One guy got up and said, "Hand sanitizer gets rid of Sharpie. We need alcohol." The passengers all reached into their bags and pockets looking for tissues and Purel and got to work.