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Domain: cerncourier.com
Stories and comments across the archive that link to cerncourier.com.
Stories · 3
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Gamma-ray Bursts May Explain Fermi's Paradox
An anonymous reader writes: A new study confirms the potential hazard of nearby gamma-ray bursts. It quantifies the probability of an event near Earth, and more generally in the Milky Way and other galaxies over time: "[Evolved] life as it exists on Earth could not take place in almost any galaxy that formed earlier than about five billion years after the Big Bang." This could explain the Fermi's paradox, or why we don't see billion-year-old civilizations all around us. -
Good bye Dark Matter, Hello General Relativity
dr. loser writes "The CERN newsletter reports that a new paper by scientists at the University of Victoria has demonstrated that one of the prime observational justifications for the existence of dark matter can be explained without any dark matter at all, by a proper use of general relativity! What does this imply for cosmology and particle physics, both of which have been worrying about other aspects of dark matter?" -
Diamond Replacement Squeezed Out in Ukraine
rw2 writes: "It's not going to replace the rock that your girl demands for her finger anytime soon, but a new material - cubic boron nitride (cBN) - is being compressed into a cubic structure with properties similar too, but in some ways better than, those of a girls best friend. Read about it in The Cern Courier"