News tagged with atoms

Water was plentiful in the early universe

Astronomers have long held that water—two hydrogen atoms and an oxygen atom—was a relative latecomer to the universe. They believed that any element heavier than helium had to have been formed in the ...

dateMay 13, 2015 in Astronomy
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A new chapter in Earth history

An international group of scientists has proposed that fallout from hundreds of nuclear weapons tests in the late 1940s to early 1960s could be used to mark the dawn of a new geological age in Earth history ...

dateMay 11, 2015 in Earth Sciences
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