From : BBC World News By : Jasmin Fox-Skelly Edited by : Amal Udawatta BBC/ Serenity Strull/ Getty Images How general anaesthetics work is still not fully understood, but they are revealing clues about the nature of consciousness. In 1797, the British naval commander Admiral Horatio Nelson had his right arm amputated. The operation saved his life. But according to legend the only anaesthetic he was offered was a swig of rum . For the majority of human history, even the removal of limbs was done on patie...
From : Space.Com By : By Robert Lea Edited by : Amal Udawatta a small grey orb explodes while crashing into a larger reddish-brown orb (Image credit: Robert Lea (created by Canva)) "An interesting aspect is that a heavier moon is destroyed faster, since a massive moon would drain Venus's spin so efficiently that it hastens its destruction." Scientists may finally know why Venus, Earth's twin, lacks a moon, finding that the hottest planet in the solar system may have consumed its own natural satellite. Venus is often referred to as Earth's twin due to its size, mass, rocky composition, and distance from the sun, but there are some glaring differences between the two planets. Aside from Venus' blisteringly hot temperature, which could melt lead, incredible surface pressure, violent high-speed winds, and clouds of sulfuric acid, one of the key differences between Earth and Venus can be seen from afar. While our planet has a constant companion in the ...