The interstellar object known as 3I/ATLAS has drawn new scrutiny from astronomers after Harvard astrophysicist Avi Loeb ...

Harvard astrophysicist Avi Loeb proposes that interstellar object 3I/ATLAS could be made of antimatter—"the most efficient ...

Harvard astrophysicist Avi Loeb proposes that interstellar object 3I/ATLAS could be made of antimatter—"the most efficient fuel"—while NASA scientists remain sceptical.

Watch an animation of a black hole shooting jets of particles through a "collapsing star at nearly the speed of light" and ...

Using NASA's Swift spacecraft, an international team of astronomers have performed X-ray observations of a classical nova ...

Intense gravitational lensing means you’d be able to see much more of a neutron star standing on its surface than you would ...

New research conducted by an international team of physicians has found that high-energy gamma rays might offer the key to unlocking the mysteries of the sun's magnetic fields.

New research conducted by an international team of physicians has found that high-energy gamma rays might offer the key to ...

Astronomers observed the fading light of supernova SN 2025kg, which followed the fast X-ray transient (FXT) named EP 250108a.

In the middle of the Cold War, the film company found a surprising way to harness weapons-grade uranium.

A gamma ray glow at our galaxy’s center has puzzled scientists for almost two decades. New computer simulations back the ...