General
What came before the Big Bang?
berni0004/Shutterstock It’s a question big enough to make your head spin! Eight-year-old Ellie from Atlanta, Georgia, wants to know what came before the Big Bang?…
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Tag: Big Bang
General
The universe’s biggest explosions made some of the elements we are composed of. But there’s another mystery source out there
Nasa/Swift/Cruz deWilde After its “birth” in the Big Bang, the universe consisted mainly of hydrogen and a few helium atoms. These are the lightest elements…
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