A new high-resolution map of distant galaxies may help scientists understand the mysterious dark matter holding the universe together.

Strange circular patterns beneath Scotland’s coastal waters are puzzling scientists. Linked to fragile seagrass meadows, the ...

Beluga whales can disappear beneath Arctic sea ice for long stretches, which makes them far tougher to follow than many other ...

Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf star from view, after it drastically dimmed a sun-like star for around nine ...

In the past three years, astronomers have discovered a mysterious new type of radio source. We call these long-period transients. These objects emit bright radio signals that repeat every few minutes ...

NASA’s Mars rover has spotted something out of this world — a mysterious, skull-shaped elevation – sitting on a slope where star-gazers say it doesn’t belong. The mysterious rock – dubbed “Skull Hill” ...

Far below the crowded overlooks and shuttle stops of Grand Canyon National Park, researchers have been probing a very different kind of attraction: a hidden “black box” in the rock that controls how ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast-moving body using the world's most powerful telescopes. It was found to be ...