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NASA leadership on Thursday outlined how 2024’s glitch-plagued Boeing Starliner mission jeopardized astronaut welfare and the ...

A Microsoft Research study suggests glass blocks etched with lasers could provide enduring data archives ...

Researchers sequenced the genomes of tumors from almost 500 domestic cats and found remarkable parallels with human and dog ...

Millions of years before the Sahara became a desert, it was a vibrant ecosystem. Bordering the ancient Tethys Sea, which broke up the supercontinent Pangaea, the region was home to massive dinosaurs, ...

This combination of an unstable base below a thick layer of unconsolidated fresh snow is one of the most dangerous causes of ...

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

The future of renewable energy might be in the sky. Researchers in China have reportedly tested a new, gravity-defying wind ...

Scientists have captured footage of a sleeper shark farther south than ever before, suggesting Antarctica’s Southern Ocean is ...

A new study pinpoints two species of bacteria that work together to dry out the lining of the gut and cause constipation ...

Tests that could reveal when Alzheimer’s disease will emerge, while promising, are not ready for use in otherwise healthy people, scientists say ...

This crossword is inspired by the March 2026 issue of Scientific American. Read it here. Print readers, check your answers by selecting “Assist” above and then “Reveal Grid” or by selecting “Print” ...