Anaemic star carries the mark of its ancient ancestor
A newly discovered ancient star containing a record-low amount of iron carries evidence of a class of even older stars, long hypothesised but assumed to have vanished.
A newly discovered ancient star containing a record-low amount of iron carries evidence of a class of even older stars, long hypothesised but assumed to have vanished.
Astronomy
Aug 1, 2019
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461
Several hundred million years after the Big Bang, the very first stars flared into the universe as massively bright accumulations of hydrogen and helium gas. Within the cores of these first stars, extreme, thermonuclear reactions ...
Astronomy
May 8, 2019
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Since the invention of the periodic table 150 years ago this month, scientists have worked to fill in the rows of elements and make sense of their properties.
Astronomy
Feb 8, 2019
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52
A cutting-edge instrument developed by scientists at the University of Oxford has passed critical tests and gained a powerful adaptive optics system.
Astronomy
Dec 21, 2018
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42
We need to talk about the dark ages. No, not those dark ages after the fall of the western Roman Empire. The cosmological dark ages. The time in our universe, billions of years ago, before the formation of the first stars. ...
Astronomy
Nov 29, 2018
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193
(Phys.org)—It is not enough to be energy efficient; LED lighting also must be consistently high quality and reliable to win over consumers.
Energy & Green Tech
Feb 5, 2013
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