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India Found Evidence of A Surprise Element on the Moon Necessary to Establish a Base

The data from Chandrayaan-3’s rover showed the lunar soil contains an unexpected surprise — sulfur.

ByThe Conversation and Jeffrey Gillis-Davis
Opinion
The Case Against Einstein: Why the Physicist's Most Popular Theory Must Be Wrong

Unlike physical theories, the general theory of relativity has only been tested in weak gravity.

ByThe Conversation, Valerio Faraoni and Andrea Giusti
Space
NASA Astronaut Frank Rubio Just Accidentally Broke The Spaceflight Record

Rubio was stranded in space following a space capsule mishap and finally returned home.

ByDoris Elín Urrutia
Space
Lava Worlds Could Hold the Keys to Habitability, New Study Suggests

Simulations suggest that a weird type of exoplanet could build huge reservoirs of chemicals essential for life hidden beneath seas of magma.

ByKiona Smith
Space
Don't Miss the Last Supermoon of 2023 This Weekend

It will be nearly a year before we get to see another supermoon.

ByKiona Smith
Astronomy
What’s Going On With TRAPPIST-1b? It’s Complicated

Newly published data reveals that separating rays from rock is tough even for the JWST.

ByKiona Smith
Next in Tech
The Rocket That Could Take Humans to Mars Has Been 50 Years in the Making

Most of today’s rockets generate immense energy from chemical reactions. There’s another way — and the technology has been with us for a generation.

ByRahul Rao
Space
Einstein Was Right, Again: Novel Experiment Proves Antigravity Doesn’t Exist

Dreams of a world powered by antigravity got quashed by a particle physics today.

ByKiona Smith
Science
This Martian Mesa Was Once The Center Of Alien Conspiracy Theories — The Real Explanation Is Even Weirder

There's no face on Mars, but the psychology behind the optical illusion may also have helped humans become artists.

ByKiona Smith
Space
The Webb Telescope Finds Key Ingredient for Life on Jupiter's Moon Europa

There's a new report from Europa, and it looks like good news for alien-hunters.

ByKiona Smith
Space
NASA’s OSIRIS-REx Just Dropped Samples of Asteroid Bennu To Earth — Here’s Why They Are So Important

But like a college kid dropping off their laundry, the spaceship was just passing through on its way to another adventure.

ByKiona Smith
Science
A Giant Futuristic Starshade Could Help Astronomers Spot Earth-like Planets

Since the 1930s, astronomers have used various ways to remove glare from a bright object to reveal fainter objects.

ByUniverse Today and Brian Koberlein
Science
The Webb Telescope Can't Find Alien Life Until Researchers Agree On This Fundamental Component

Researchers have long debated what kind of chemistry might serve as a bona fide alien biosignature.

ByKnowable Magazine and Elise Cutts
Science
NASA Needs To Solve One Critical Problem Before Humans Can Travel To Mars

Spending time in space can cause harm to the human body.

ByThe Conversation and Rachael Seidler
Space
Inside NASA’s Historic OSIRIS-REx Mission To Bring A Chunk of An Asteroid Back To Earth

On Sunday, NASA will finally witness the descent of its first asteroid sample retrieval mission. Hear from the lead scientist behind the mission.

ByDoris Elín Urrutia
Space
The Hubble Telescope Just Captured Two Galaxies Colliding Into Each Other

The venerable space telescope is seeking out the weirdest, messiest galaxies in the universe.

ByKiona Smith