Whatever happened to Thanos' sidekick? What about the Asgardians of the Galaxy? Here are the plot threads Marvel couldn't ...

In this boundless Milky Way galaxy, what unique position does our Earth occupy? Scientists have discovered that Earth is precisely located in the Milky Way's 'Metal Goldilocks Zone,' where only 0.1% ...

If it were indicative of a wormhole, GW190521 and gravitational waves like it wouldn't just confirm the existence of these ...

Let's take a look back at the stories that make Earth's Mightiest Heroes mighty, and rank the best comics in the history of ...

Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in September 2025. Billions more are waiting to be discovered.

Just as passengers don’t feel the plane’s speed while smoothly cruising, we don’t feel Earth’s movement because we’re ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

Astronomers are trying to determine what caused a series of gamma-ray bursts, the most powerful explosions in the universe, to occur in a single day.