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 ...

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

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 ...

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

There’s more than one type of skyscraper above Manhattan. The mysterious orb caught on video zooming over the Hudson River is just the latest “UFO” incident in the Big Apple, even though the densely ...

Weeks of unexplained drone sightings in New Jersey have left residents, politicians and public safety officials scratching their heads, prompting security concerns. With residents and multiple public ...

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 ...