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Bright-blue 'potash ponds' shine alongside a dark-green river in UtahEarth from space A 2017 astronaut photo shows two sets of solar evaporation ponds alongside the Colorado River. The stripy structures are used to refine potassium chloride, or "potash," which is mined nearby.
By Harry Baker Published
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Russian rocket en route to ISS suffers major antenna glitch, triggering remote-control astronaut 'backup plan'NASA has revealed that Russia's Progress 94 spacecraft failed to deploy one of its antennae, making it impossible for the uncrewed freighter to autonomously dock with the International Space Station. An orbiting cosmonaut will now have to manually guide the stricken vessel using a "backup system."
By Harry Baker Published
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Do you weigh more when an elevator goes up or when it comes down?Your weight doesn't change because of gravity but because the floor pushes back. Physicists explain why elevators briefly make you feel heavier or lighter.
By Larissa G. Capella Published
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Viruses that evolved on the space station and were sent back to Earth were more effective at killing bacteriaNear-weightless conditions can mutate genes and alter the physical structures of bacteria and phages, disrupting their normal interactions in ways that could help us treat drug-resistant infections.
By Manuela Callari Published
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NASA astronauts back on Earth after unprecedented medical emergency on ISSThe SpaceX Crew-11 Dragon spacecraft splashed down this morning as four astronauts completed an unprecedented medical evacuation of the International Space Station (ISS).
By Patrick Pester Published
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NASA announces unprecedented return of sick ISS astronaut and crewNASA has announced the early return of Crew-11 from the International Space Station after an unidentified astronaut experienced a medical problem.
By Sascha Pare Last updated
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Rare 'sunglint' transforms Alabama River into a giant 'golden dragon'Earth from space A 2023 astronaut photo shows the moment the Alabama River briefly morphed into an undulating golden serpent, similar in shape to a Chinese dragon. This temporary transformation was the result of a rare mirror-like phenomenon known as a "sunglint."
By Harry Baker Published
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Russia accidentally destroys its only working launch pad as astronauts lift off to ISSThe recent launch of a Soyuz rocket carrying three astronauts to the International Space Station has caused significant damage to Russia's only launch pad capable of sending humans into space.
By Harry Baker Published
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Human stem cells become more active in space — and that's not a good thingStem cells age faster and become functionally exhausted in low Earth orbit, making crewed long-duration space travel even more challenging.
By Patrick Pester Published
