Quantum Physics
This Quantum Fluid Freezes When Heated
Physicists finally understand why heating a supercold quantum fluid freezes it into a solid
Latest Space And Physics Stories
Astronomy
Earth’s Aphelion Isn’t the Reason for the Seasons
Our planet’s not-quite-circular orbit means that on July 6 we’ll be about 2.5 million kilometers farther from the sun than average—but we won’t feel any colder
Dark Energy
Europe’s Euclid Space Telescope Is Launching a New Era in Studies of the ‘Dark Universe’
The Euclid mission will probe dark energy and dark matter like never before, setting the stage for an international, multiobservatory push to solve some of the universe’s deepest mysteries...
Astrophysics
In a First, Scientists See Neutrinos Emitted by the Milky Way
The disk of our galaxy was long thought to produce these ghostly high-energy particles, but they haven’t been detected until now
Black Holes
The Universe Is Abuzz with Giant Gravitational Waves, and Scientists Just Heard Them (Maybe)
Researchers, using the galaxy as a detector, believe they have detected gravitational waves from monster black holes for the first time.
Black Holes
First Evidence of Giant Gravitational Waves Thrills Astronomers
Astrophysicists are tuning in to a never-before-seen type of gravitational wave spawned by pairs of supermassive black holes
Astronomy
A ‘Captured’ Alien Planet May Be Hiding at the Edge of Our Solar System
The cold and mysterious Oort cloud at the edge of our solar system may be hiding a rogue planet
Extraterrestrial Life
UFOs Keep Appearing in the News. Here’s Why We Can’t Quit Them
For most of us, aliens are a source of mystery and fun, which keeps them forever in vogue
Space Exploration
Musk and Bezos Offer Humanity a Grim Future in Space Colonies
Privately owned space colonies are more likely to be totalitarian nightmares than libertarian utopias
Astronomy
A Potentially Spectacular Comet Will Fly by Earth Next Year
Professional and amateur astronomers alike are hoping that Comet C/2023 A3 will sparkle in Earth’s skies in the fall of 2024, although comets are notoriously difficult to predict
