Cosmic expansion lets galaxies outrun light, without breaking Einstein: light still reaches us
Distant galaxies can move faster than light while we still observe ancient light, until expansion makes most of space effectively unreachable.

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234 briefings briefings in Science
Distant galaxies can move faster than light while we still observe ancient light, until expansion makes most of space effectively unreachable.
UC Riverside’s Jonathan Richardson and team correct heat-warping mirror distortions without new instrumentation tech.
A face-down skeleton in Antiguo Cuscatlán could rewrite what archaeologists think they are seeing in Middle Preclassic burials.
New mouse data suggests oral GLP-1 medicines can dial down the “want it more” wiring behind food cravings.
Here’s the full U.S. schedule and what each night’s shark science is actually trying to prove.
A simple modeling result challenges the “I’ll just change lanes” reflex, with implications for safety, policy, and fleet costs.
A simple, gut-focused supplement reduced knee pain and pain sensitivity while improving strength, raising questions about easier adherence than digital therapy.
Scientists debate what “quasi” means, and the practical answer changes how you interpret solids, electricity, and experiments.
Regulators, boards, and clinicians want certainty, yet evidence on GLP-1 side-effects like hair loss remains uneven.
The metal lid and plastic body are stuck together, creating a recycling headache that could push regulators to act.
Europe’s top condensed matter award signals a third magnetic class, with real implications for future spintronic tech.
A successful second test of Starship’s newest design strengthens the path to the Moon, and SpaceX’s orbit data goals.