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'Oldest star' found from iron fingerprint (Update)

As the Big Bang's name suggests, the universe burst into formation from an immense explosion, creating a vast soup of particles. Gigantic clouds of primordial soup, made mainly of hydrogen and helium, eventually collapsed ...

dateFeb 09, 2014 in Astronomy
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Earth's core reveals an inner weakness

( —The word "core" conjures up an image of something strong. However, new experiments show that the iron found in the Earth's core is relatively weak. This finding is based on x-ray spectroscopy and diffraction ...

dateJan 27, 2014 in Earth Sciences
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