The universe's first galaxies were hot messes, according to a recent study. During their younger days, they were wild, ...

How do we know the speed of light – and why does it have a speed limit at all? Leah Crane explores the history of one of the most important numbers in the universe ...

The Universe may not have begun with a Big Bang, but instead with a Big Bounce, according to a new theory about how the Universe expands ...

As humans began to explore outer space in the latter half of the 20th century, radio waves proved a powerful tool. Scientists ...

Scientists have discovered that dark matter, the universe's most mysterious "stuff," obeys gravity on vast cosmological ...

Scientists have discovered a supermassive black hole flare, the largest seen in the universe, and it may be making a meal of ...

The most massive stars in the universe are destined to explode as brilliant supernova before collapsing into black holes. Yet ...

Astronomers are rethinking one of cosmology’s biggest mysteries: dark energy. New findings show that evolving dark energy models, tied to ultra-light axion particles, may better fit the universe’s ...

As humans began to explore outer space in the latter half of the 20th century, radio waves proved a powerful tool. Scientists ...

President Donald Trump renominated Jared Isaacman, a close Elon Musk associate, on Tuesday after initially withdrawing the ...

This artist's concept depicts a supermassive black hole in the process of shredding a massive star—at least 30 times the mass of our Sun—to pieces. Scientists propose this is what happened around the ...

Darkseid and Thanos are both powerful individuals with some of the most extraordinary feats of villainy in their respective universes.