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 ...

A study led by University of Oxford and Brookhaven National Laboratory researchers has uncovered how exposure to hydrogen ...

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 ...

Phases of ice that exist naturally only on frozen moons could be detected using infrared spectroscopy, according to new ...

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

A new study has used X-ray imaging to show hydrogen altering the internal structure of stainless steel, revealing how ...

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

Complications from getting a rod in my femur left me in pain. But taking charge of my health—plus some assists from technology—helped me get my athletic life back.

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 ...