34 dust devils on Mars in 1 shot! Can you spot them all?

The Mars Express orbiter caught this view of the red planet, which is peppered with whirlwinds. Can you spot the 34 dust devils on Mars in this 1 shot?

For all of Earth, longest sunsets around the solstice

Here's a natural phenomenon you might never have imagined: the longest sunsets happen around the time of a solstice, no matter where you are on the globe.

Does the North Star ever move in the sky?

The North Star is a symbol for constancy. But a video or star trails image reveals that it makes its own little circle around the sky's north pole every day.

No crisis? Universe’s expansion is accelerating, study says

Rebutting a surprising paper from 2025, a new study has found that the universe's expansion is accelerating after all. Crisis averted?

New habitable exoplanets model narrows down search for life

Researchers have developed a new habitable exoplanets model to find out which rocky exoplanets could possibly support life.

Rastaban and Eltanin, the Dragon’s Eyes, on June evenings

Look in the northeast on these June evenings, near the star Vega. You'll see Rastaban and Eltanin, the eyes of Draco the Dragon.

Midwest tornadoes possible today, flash floods across Gulf?

Tornadoes, large hail and damaging winds are expected in the U.S. Midwest on Wednesday, while a tropical system could bring flash floods across the Gulf Coast.

Are dark galaxies hiding in the nearby universe?

New simulations suggest our nearby universe could contain many dark galaxies, containing dark matter but no stars. And our radio telescopes could detect them.

Satellites swarm the night sky in this new video

Alan Dyer shared this new video as satellites swarm across the sky, obscuring the summer Milky Way. Read more about Alan's video here.

Dinosaur-killing asteroid created an abode for life

Scientists have new evidence that the dinosaur-killing asteroid that struck Earth created a hydrothermal habitat that lasted for 8 million years.