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Science

NASA’s Mars helicopter takes flight, 1st for another planet

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Science

Global warming’s extreme rains threaten Hawaii’s coral reefs

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Science

Study: 2.5 billion T. rex roamed Earth, but not all at once

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Science

SpaceX, NASA give ‘go’ for astronaut launch, 3rd for Dragon

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Science

Federal officials reverse limits on fetal tissue research

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Science

NASA spacecraft leaves mess after grabbing asteroid samples

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Science

New blast at St. Vincent volcano; cruise ship helps evacuees

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Science

‘Godzilla’ shark discovered in New Mexico gets formal name

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Science

SpaceX picked for moonwalkers, on verge of 3rd crew launch

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Science

Biden pressed on emissions goal as climate summit nears

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Science

US West prepares for possible 1st water shortage declaration

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Science

Epic drought means water crisis on Oregon-California border

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Science

Report: Mexico’s COVID-19 policies cost huge number of lives

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Science

EXPLAINER: The law and science behind the CDC’s eviction ban

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Science

Biden picks first person of color to head Census fulltime

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Science

EXPLAINER: What’s known about J&J’s vaccine and rare clots

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Science

US envoy Kerry discusses climate challenges in Bangladesh

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Science

Brazil’s virus outlook darkens amid vaccine supply snags