For years, astronomers have searched for the origins of ultra-high-energy cosmic rays, the most powerful particles in the universe. These energetic travelers move at nearly the speed of light, packing ...

The most powerful cosmic rays in the universe currently have no explanation. New research suggests that exotic, ...

Voyager 1 crossed into interstellar space in 2012, followed by Voyager 2 in 2018, making them the only spacecraft to operate ...

Opinion High energy neutrinos are the coolest particles in astrophysics. Born in distant cosmic cataclysms, they speed ...

So their deep dive into the very beginning of life as we know it revealed that water was born from epic rays of light about ...

It is difficult to think of a more appropriate title for a collection of photographs that document the everyday lives of the ...

A mysterious phenomenon at the centre of our galaxy could be the result of a different type of dark matter. Dark matter, the mysterious form of unobserved matter which could make up 85% of the mass of ...

Another possibility, however, is that the high-energy neutrino was created when an ultramassive cosmic ray particle slammed into particles of light, or "photons," left in the universe after some ...

The X-ray signal from WD 2226-210 is similar to the X-ray emissions of two other white dwarfs that do not sit within cocoons ...