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Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

One of the last 80s He-Man figures produced, this Skeletor has gone from an almost-forgotten obscurity to coveted collectible.

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

The video ranks the biggest cosmic threats to humanity, from rogue planets and black holes to supernovas, gamma ray bursts, ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the star's gravity holding it back. These motes of dust are then free to roam the ...

It’s been almost ten years to the day since this experience, and I still get a little thrill in my chest when I think about ...

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

The coating could be applied on future spacecraft designed to block light from distant stars hosting exoplanets.