When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Collaboration MPIK/H.E.S.S. After over a decade of meticulous data collection, scientists ...

The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...

New research suggests that these ultra-high energy rays derive their energy from magnetic turbulence. Ultra-high energy cosmic rays, which emerge in extreme astrophysical environments -- like the ...

For a quarter century, cosmology has rested on a simple but audacious idea: that a fixed “cosmological constant” drives the ...

Nature Research Intelligence Topics Topic summaries Physical Sciences Astronomical Sciences High Energy Astrophysics and Galactic Cosmic Rays High energy astrophysics probes the most energetic ...

In a new study, Dartmouth researchers rule out a controversial theory that the accelerating expansion of the universe is an illusion. While the findings don’t explain the cosmic speed-up, they ...

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 ...