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We have long thought that Pluto was completely frozen solid, but the discovery of cryovolcanoes challenges that assumption.

Great tidal ranges are relatively rare on a global scale — and can be very deadly to the unsuspecting foreshore walker.

The Universe begins with negligible amounts of angular momentum, which is always conserved. So why do planets, stars, and galaxies all spin?

Even if you or I will never actually visit these distant worlds, we now know they exist. They should fill us with wonder.

When the Hubble Space Telescope first launched in 1990, there was so much we didn’t know. Here’s how far we’ve come.

Dr. Tyson explains where we might find aliens, why “dark matter” is a misleading term, and why you can blame physics for your favorite team’s loss.

From a desert oasis to the Rocky Mountains, being filled with awe makes me a better scientist.

Back during the hot Big Bang, it wasn’t just charged particles and photons that were created, but also neutrinos. Where are they now?

Engagement with generative AI is a business essential — but all companies should be vigilant.

The National Ignition Facility just repeated, and improved upon, their earlier demonstration of nuclear fusion. Now, the true race begins.

If you had a clear western horizon, you had your shot at this view! On September 9, 2021, the Moon and Venus nearly overlapped. A simulated view of the post-sunset skies […]

Frontier, the ORNL supercomputer, used machine learning to perform 9.95 quintillion calculations per second.

The first tests of optical communications far from Earth will take place aboard the asteroid-bound Psyche spacecraft

The long-standing debate over whether dinosaurs were more like birds or lizards is drawing to a close.

Frozen adversity set the stage for an explosion of diversity.

Whenever someone waxes poetic about terraforming alien worlds, it’s worth taking a moment to consider the ethical implications of the proposal.

When the Universe was first born, the ingredients necessary for life were nowhere to be found. Only our “lucky stars” enabled our existence.

Mansa Musa, perhaps history’s richest man, claims he ascended the throne of Mali after his predecessor sailed west and never came back. Could he have made it to the New World?

Researchers speculate the famous monument was one of the world’s first solar calendars, possibly inspired by trade with ancient Egyptians. 

Every December, the Geminid meteor shower reaches its peak. Its 2021 show will be spectacular, but only if you do it right.

The existence of another watery world in the outer solar system may offer clues to how such seas form — and hope for another spot to search for life.

Centuries ago, the plague forced people into quarantine for years. Isaac Newton and Galileo used the time to revolutionize the world.

There’s an entire Universe out there. So, with all that space, all those planets, and all those chances at life, why do we all live here?

The lithium-ion alternatives could help create a safer, greener future.

Media provocateurs and conspiracy theorists insist that they’re “just asking questions.” No, they aren’t.

Kahneman was a world-changing psychologist — even with his lesser known ideas on life satisfaction.

This company uses thousands of mirrors, AI, and machine learning to unlock the power of the sun.

Nero’s reputation as one of the most malevolent emperors in Roman history might be partly slander.

Yes, the Universe is expanding, but you might wonder, “How fast is it expanding?”

If you think you know how an astronomical nova works, buckle up. You’re in for a ride like you never expected.