Gravity, the force that attracts objects toward each other, is currently framed by Albert Einstein's theory of general ...

Curious how Franklin Richards ended up with one of Marvel's most powerful forces in The Fantastic Four: First Steps? The newborn wields the Power Cosmic, an energy so immense it once sustained ...

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New cosmic ray clue: Researchers propose that some ultrahigh-energy cosmic rays are ultraheavy atomic nuclei, not just protons or lighter nuclei. Why it matters: Ultraheavy nuclei retain energy over ...

Artist’s impression of an ultra-high energy cosmic ray reaching Earth. New research suggests that some of the highest-energy cosmic rays may consist of atomic nuclei heavier than iron. The background ...

Scientists from the Telescope Array Collaboration have detected an ultrahigh-energy cosmic ray, a discovery that’s challenging our current understanding of exotic cosmic phenomena and their origins.

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 ...

Cosmic voids may seem like the emptiest places in the universe, stripped of matter, radiation, and even dark matter. But they’re far from nothing. Even in these vast empty regions, the fundamental ...

A new study has revealed an unexpected link between solar storms and the flux of high-energy cosmic rays arriving at Earth.

The deepest mysteries of the universe often begin with the biggest questions. Few are more puzzling than the birth of supermassive black holes. These giants, weighing millions to billions of times ...