Astronomers have long known the universe is expanding—but exactly how fast remains one of the biggest mysteries in cosmology. Different techniques for measuring the Hubble constant stubbornly disagree ...

A new study suggests that "little red dots" spied by the James Webb telescope could be the universe's short-lived first ...

Ripples in the fabric of space-time called gravitational waves may be the key to solving the Hubble tension — one of the biggest nagging problems in physics.

Discover 9 science museums in India every curious traveller should visit, from Bengaluru’s Visvesvaraya Industrial and Technological Museum to Kolkata’s Science City, offering interactive exhibits, ...

A sweeping new ALMA image has peeled back the veil on the Milky Way’s core, exposing a dense network of cold gas filaments ...

What was your favorite toy growing up? This paradox claims that memory—and every other one—is just a random fluctuation.

NASA says there's now zero chance that asteroid 2024 YR4 will crash into the moon in 2032. The space agency had been ...

Explore the intriguing belief that our universe might be a simulation, based on philosophical arguments and scientific ...

Astronomers produce the most complete map of the center of the Milky Way, which can provide insight into how stars and planets are formed.

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Last year, our most detailed map of the universe yet suggested our understanding of dark energy has been wrong for decades. The shock result is reigniting the search for a better cosmic story ...

As if returning to the Moon’s vicinity hadn’t already had enough things to delay it, now risky space weather could get in the ...