If a star orbits a black hole, it will appear from a distance to be orbiting empty space. Gaia projects the star’s orbit on a ...

Space is already filled with plenty of mysteries, and black holes may be among the strangest. Here are some of the questions ...

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

Increasing, or at least sustaining, genetic diversity is crucial as it makes a species more adept at adapting to changing ...

If you're heading to one of Arizona's state parks, be prepared to pay a little more. Fees are increasing on entrances, camping and tour tickets for 33 parks around the state. The new fees go into ...

Scientists predict asteroid Bennu has a small but real chance of striking Earth in 2182, triggering climate collapse, ozone ...

Telescopes around the world have spotted a monster radio jet streaming from a quasar dating back to the first 1 billion years ...

Credit: Arrowhead Games Oh, sweet liberty above—so, you know that big space hole that Helldivers 2 players accidentally tore ...

Today we’ll talk about side effects, and whether the cure is worse than the disease.

Astronomers have identified a quasar that may help explain how the universe’s “dark ages” finally ended. Astronomers have ...

From unifying quantum physics and gravity to working out what is dark matter, the universe has some deep questions that ...

We move into every new year carrying beliefs from previous years. Scientific confusion and unresolved questions can sometimes ...