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A Giant Interstellar Cloud May Have Once Enveloped Earth, Potentially Causing Ice Ages
Smithsonian Magazine· 6 days agoFor a long period ending only about 12,000 years ago, our planet withstood a series of harsh ice...
The Universe’s Biggest Explosions Made Some Of The Elements We Are Composed Of. But There’s Another...
IFLScience· 5 days agoAfter its “birth” in the Big Bang, the universe consisted mainly of hydrogen and a few helium atoms. More-or-less all elements heavier than helium were produced in the 13.8 ...