space
What alien life could teach us about humanity
Dr. Sara Walker is an astrobiologist and theoretical physicist, who is questioning the very nature of life and how we’re attempting to find it elsewhere.
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6 min
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What’s inside black holes?
To understand the edges of our universe, we’ll need to explore the edges of our own philosophies.
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Exoplanets with moons may be likelier to host life
Life finds a way — particularly if it has a moon.
Six places to find water in the solar system
Water is vital for life. Luckily for spacefaring humans, the solar system is full of it.
Cracking a mystery about Vesta, our solar system’s second largest asteroid
How did the troughs form?
Quasars: how to feed a supermassive black hole
A new model addresses a longstanding problem: where do quasars get the fuel they need to outshine entire galaxies?
Cosmic boomerang offers a lifeline to dying galaxies
Galaxies can die if their star-making stuff is lost. But now it can find its way back.
NASA wants future humans to find this time capsule in space
NASA will use energy from Earth's gravity to launch the Lucy spacecraft in October of this year.
The “Great Dimming” of Betelgeuse explained
Betelgeuse, the tenth brightest star in the night sky, mysteriously dimmed last year. Now researchers know why.
Solved: A 50-year mystery about Jupiter
Jupiter's atmosphere is hotter than it should be, and now we know why.
Which countries are going to Mars this decade?
We are likely to see the first humans walk on Mars this decade.
Why so gassy? Mysterious methane detected on Saturn’s moon
Scientists do not know what is causing the overabundance of the gas.
UFOs: US intelligence report finds no aliens but plenty of unidentified flying objects
A new government report describes 144 sightings of unidentified aerial phenomena.
Every 27 minutes, there’s an X-ray aurora on Jupiter. Here’s why.
Jupiter's mysterious auroral events are caused by vibrating waves of plasma.
Astronomers train AI to reveal the true shape of galaxies
A new artificial intelligence method removes the effect of gravity on cosmic images, showing the real shapes of distant galaxies.
Going rogue: runaway planets roam the galaxy
Tiny fluctuations in old Kepler data reveals four runaway planets that are reminiscent of Earth.
MIT researchers probe why antimatter violates the fundamental symmetry of physics
If the laws of physics are symmetrical as we think they are, then the Big Bang should have created matter and antimatter in the same amount.
Discovery of new type of supernova explains ancient mystery
Astronomers find a third type of supernova and explain a mystery from 1054 AD.
Stephen Hawking’s black hole theory proved right
New study analyzes gravitational waves to confirm the late Stephen Hawking's black hole area theorem.
Galactic wind from early universe detected
Researchers discovered a galactic wind from a supermassive black hole that sheds light on the evolution of galaxies.
Protecting space stations from deadly space debris
Tiny specks of space debris can move faster than bullets and cause way more damage. Cleaning it up is imperative.
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6 min
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Is human consciousness creating reality?
Is the physical universe independent from us, or is it created by our minds, as suggested by scientist Robert Lanza?
Mystery of the gigantic Oort cloud from deep space explained
Astronomers possibly solve the mystery of how the enormous Oort cloud, with over 100 billion comet-like objects, was formed.
The Mars helicopter’s scary sixth mission
The helicopter's sixth mission almost went down in disaster.
Is the universe infinite?
Determining if the universe is infinite pushes the limits of our knowledge.
Scientists find dark matter “bridges” that may reveal future of our galaxy
A new AI-generated map of dark matter shows previously undiscovered filamentary structures connecting galaxies.
Supermoon, lunar eclipse, red blood moon — and they’re happening all at once
The eclipse season is starting with a bang.