Some of the most energetic cosmic rays in the galaxy may come from a surprisingly small source. If Max Planck Institute for Astrophysics researcher Laura Olivera-Nieto and her colleagues are right, ...
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This awkward cosmic ingredient is forcing cosmologists to start over
Cosmology’s neat story of a universe driven apart by a simple, invisible “cosmic fuel” is starting to fray. A growing body of ...
"Understanding these cosmic rays allows us to unveil big particle accelerators in the universe that are often associated with the most violent phenomena." When you purchase through links on our site, ...
Astronomers are rethinking one of cosmology’s biggest mysteries: dark energy. New findings show that evolving dark energy models, tied to ultra-light axion particles, may better fit the universe’s ...
Astronomers suspect that the flare is a a burst of radiation that occurs when a black hole consumes a hapless star, ripping it apart and swallowing it. Astronomers are continuing to monitor the black ...
High energy astrophysics probes the most energetic phenomena in the Universe, from explosive supernova remnants to the powerful outflows near compact objects. A central focus of this field is the ...
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