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Chaotic streams of energy appear to slice through space

Physics

Is gravity a new type of force that arises from cosmic entropy?

Decades ago, a renegade physicist suggested that gravity isn't so much a force as just a byproduct of the universe's tendency to get more disordered. Now this idea might finally be testable

Features

The NIRCam (Near-Infrared Camera) instrument on NASA?s James Webb Space Telescope?s reveals a portion of the Milky Way?s dense core in a new light. An estimated 500,000 stars shine in this image of the Sagittarius C (Sgr C) region, along with some as-yet unidentified features. A large region of ionized hydrogen, shown in cyan, contains intriguing needle-like structures that lack any uniform orientation. NASA, ESA, CSA, STScI, and S. Crowe (University of Virginia).

Space

The cosmos is vast, so how do we measure it?

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Space

Bioplastic habitats on Mars could be built from algae

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Space

New Horizons images enable first test of interstellar navigation

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Physics

Where does time actually come from?

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Fireball in South Carolina. Screenshot from Facebook video posted by Kathryn Rose Farr on 26 Jun 2025

Space

Mystery fireball spotted plummeting to Earth over the US

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Vera C. Rubin Observatory

Video

Look inside the revolutionary Vera C. Rubin Observatory

Video

Trees against starry sky

Space

Why are the physical constants of the universe so perfect for life?

Features

In about 1.3 million years, the star system Gliese 710 is set to pass directly through our Oort Cloud, an event visualized in a dramatic scene in Encounters in the Milky Way. During its flyby, our systems will swap icy comets, flinging some out on new paths.

Space

New Scientist recommends a new space show at the Hayden Planetarium

Culture

Rubin Observatory in March 2024...***..Observatorio Rubin en marzo de 2024.

Space

Why you should join a watch party for the first Vera C. Rubin images

The Vera C. Rubin Observatory is releasing its first images on 23 June, showing us galaxies as we’ve never seen them before. Here’s how you can join a party to see those shots in full definition

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Physics

The radical idea that space-time remembers could upend cosmology

Features

Space

Peer into the early universe as light bends around huge galaxy cluster

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Space

Life of first US woman in space Sally Ride makes a moving documentary

Culture

Space

Why it's taking a century to pin down the speed of the universe

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