Astronomy
A Wrinkle in Nature Could Lead to Alien Life
There may be more than one way to tune a universe for life.
New Kind of Space Explosion Reveals the Birth of a Black Hole
A supernova-like explosion dubbed the Camel appears to be the result of a newborn black hole eating a star from the inside out.
Comets Are More Dangerous Than We Thought
Could a comet, not an asteroid, have killed the dinosaurs?
If Aliens Exist, Here’s How We’ll Find Them
Two esteemed astrophysicists peer into the future of space exploration.
The Alien-Haunted World
Are space scientists too conservative and close-minded about the possibility that ET exists?
‘Unicorn’ Discovery Points to a New Population of Black Holes
Small black holes were nowhere to be found, leading astronomers to wonder if they didn’t exist at all. Now a series of findings, including a “unicorn” black hole, has raised hopes of solving the decade-long mystery.
Galaxy-Size Bubbles Discovered Towering Over the Milky Way
For decades, astronomers debated whether a particular smudge was close-by and small, or distant and huge. A new X-ray map supports the massive option.
Astronomers Get Their Wish, and a Cosmic Crisis Gets Worse
We don’t know why the universe appears to be expanding faster than it should. New ultra-precise distance measurements have only intensified the problem.
We Never Know Exactly Where We’re Going in Outer Space
Adventures in space travel remind us how imprecisely we measure reality.
Move Over, Mars: The Search for Life on Saturn’s Largest Moon
Alien microbes could be flourishing in the underground seas of Titan and the solar system’s other ocean worlds.
