Marine clouds that protect us from hothouse Earth conditions by reflecting sunlight back into space could break up and vanish if CO2 in the atmosphere triples, researchers warned Monday.
Just over two months since its first venture to sub-orbital space, Richard Branson's Virgin Galactic has touched the edge of space for the second time, recording an altitude of 90 km above the Earth's surface.
Written by Anuj Pant | Sunday February 24, 2019, New Delhi
NASA tweeted photos of sweeping aerial views "from burning lava fields in Iceland, to converging rivers in Brazil, salt lake beds in Australia, and fog buried in snow-capped mountains."
Chinese twins Lulu and Nana had their genes altered before birth with a gene-editing tool. The Chinese scientist, He Jiankui, had claimed to have edited the DNA of their embryos in order to make them immune to acquiring HIV that causes AIDS.
A Japanese space probe named after a falcon, Hayabusa 2, has touched down on an asteroid more than 300 million kmfrom Earth on a mission to seek clues about the origins of life, Japan's space agency said on Friday.
