In a recent piece for my column The Universe, I wrote about the biggest black holes in the cosmos. Black holes are rather ...

Gauging the mass of a black hole is tricky, but astronomers have devised multiple methods to measure the heft of these galactic gluttons ...

Sandia scientists developed a new type of X-ray that uses patterned multi-metal targets to create colorized, high-resolution ...

Astronomers have used an X-ray spacecraft called XRISM to observe powerful winds blowing from a neutron star — the findings ...

It’s a little complicated to weigh a dying person on a hospital bed, but that didn’t matter to Duncan MacDougall. In the ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

The launch carried with it few instruments to help observe the Sun at historically close quarters. Key among these are the ...

When German physicist Wilhelm Röntgen discovered X-rays in the late 1800s while experimenting with cathode ray tubes, it was a breakthrough that transformed science and medicine. So much so that the ...

Astronomers from the University of Hawaii’s Institute for Astronomy have identified a new category of events that they found ...

One of the only scientists in the world using a nuclear X-ray process to study deadly nanoparticles in wildfire smoke, Spada ...

High energy scans or the body looking for tumors or infections could be greatly improved by adopting perovskite detectors ...

A new report from the Montreal Economic Institute (MEI) indicates of the nearly 2,300,000 visits to Alberta emergency ...