Black aurorae are a mysterious phenomena, creating dark rings, shadowy waves, and black blobs that contrast with the glowing colors of the Northern and Southern Lights. Look closely or you might ...

But dark matter will bend, or lens, background light, and this is how its whereabouts was mapped by the Atacama Cosmology Telescope (ACT).

One could argue that cosmologists had made little progress in our understanding of these basic facts since the discovery of the cosmic microwave background (CMB), the afterglow of the Big Bang, in the ...

Dark Matter and Dark Energy. Read what astronomers are discovering about a gaping hole in the universe, how dark matter clumps contribute to galaxy formation and more. Space images.

This Google Maps image captured in 2021 revealed a mysterious, triangular dark patch in the middle of the Pacific Ocean, sparking bizarre rumors about its origin. However, it turned out to be a ...

Using ESO's Very Large Telescope (VLT), astronomers have observed a large dark spot in Neptune's atmosphere, with an unexpected smaller bright spot adjacent to it. This is the first time a dark ...

Physicists have long understood very little about dark energy, a mysterious substance thought to be stretching out the cosmos. But thanks to a new two-year study from researchers in Germany and ...

If dark energy is weakening, as suggested by recent results, then the cosmos is far stranger than most physicists had supposed ...

Mysterious goblin repeatedly appears in the background at Emmy Awards It went unnoticed during the Emmys broadcast, but a mysterious guest dressed as a green goblin has been clocked in the ...

A green "Grinch-like" shape in a supernova remnant imaged by the James Webb telescope may have come from a blast debris field, scientists proposed ...