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.
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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.
Astronomers, astrophysicists and particle physicists gathered recently at the Kavli Institute for Theoretical Physics at the University of California to discuss the seriousness of differing measurements of the Hubble Constant. ...
Investing in children's futures feels like the right thing to do, and now it turns out it's a really smart thing to do.
Physicists report the first laboratory measurements of electron reactions with helium hydride ions in the cryogenic storage ring CSR at the Max Planck Institute for Nuclear Physics in Heidelberg. At temperatures down to 6 ...
A few millionths of a second after the Big Bang, the universe was so dense and hot that the quarks and gluons that make up protons, neutrons and other hadrons existed freely in what is known as the quark–gluon plasma. The ...
A physical constant, which is of great importance for basic research, has now be re-measured, with much higher precision than ever before.
Researchers using ALMA (Atacama Large Millimeter/submillimeter Array) observed signals of oxygen, carbon, and dust from a galaxy in the early Universe 13 billion years ago. This is the earliest galaxy where this useful combination ...
As U.S. authorities prepare to investigate Silicon Valley's digital giants, they'll look for inspiration—and warnings—from Europe, where regulators have led global efforts to rein in Big Tech with only mixed results.
After 12 successful seasons, "The Big Bang Theory" has finally come to a fulfilling end, concluding its reign as the longest running multicamera sitcom on TV.
Massive clusters of galaxies, some with more mass than a hundred Milky Way galaxies, have been detected from cosmic epochs as early as about three billion years after the big bang. Their ongoing star formation makes them ...