Artemis II's moonbound toilet is working again to astronauts' relief after overnight fix

Artemis II’s moonbound toilet is working again to astronauts’ relief after overnight fix

CAPE CANAVERAL, Fla. (AP) — NASA’s moonbound astronauts have reason to celebrate, and not just because their launch went so well. Their toilet is now working. The so-called lunar loo malfunctioned as soon as the Artemis II crew reached orbit Wednesday evening. Mission Control guided astronaut Christina Koch through some plumbing tricks and she finally…

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These tiny fish climb waterfall cliffs for 10 hours

Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. Nearly all fish spend their entire lives in water—it’s sort of a big qualification to classify as a fish, after all. However, some species occasionally behave in ways that recall their land-curious evolutionary ancestors. After multiple excursions in the…

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