Space & Physics

A new study claims that the universe isn’t entirely the same no matter where you look—a radical proposal

The company has been touting its quantum technology for years, but some experts say these claims just don’t pass muster

Noether's work helped prove the conservation of energy in physics, a key foundation for Einstein's theory of relativity

The evidence is mounting: this interstellar visitor is even older and weirder than anyone thought

Mars researchers are wrestling with the potential costs of a flashy new NASA mission to the Red Planet

Astronomers may have found the remains of two long-dead stellar siblings

The James Webb Space Telescope has found nearby brown dwarfs masquerading as far-distant galaxies. The discovery reinforces how, in astronomy, what you see isn’t always what you get

Next summer, NASA’s Lucy spacecraft will start sidling up to several asteroids near Jupiter. On its way there, it has studied another space rock up close

This partnership marks the latest foray into space exploration for Relativity Space, which aims to build cheap, reusable rockets

Even if you aren’t going to be within the path of totality, you can still watch the solar eclipse as it happens with Scientific American

A cold, cherry-blossom-hued exoplanet supports bizarre clouds chock-full of salts

Construction of the Deep Synoptic Array is about to start in rural Nevada. It will reveal untold galaxies in stunning detail and help explain how they form and grow