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Astronaut Jeanette Epps to be first Black woman to join ISS crew

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August 28

WTOP photo tour: Historic nuclear power plant at Fort Belvoir to be dismantled

Penguins originated in Australia and New Zealand — not the Antarctic, new study finds

New Jersey counties are under quarantine for another reason: Invasive bugs

Report: Pennsylvania falls behind in Chesapeake Bay cleanup

How to view the Perseids, the year’s best meteor shower

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Lightshow in the sky: Perseid meteors not to be missed

NASA drops ‘insensitive’ nicknames for cosmic objects

He’s been stung 1,000 times — for science

ULA, SpaceX win massive Pentagon contracts

Woman is 1st in US to get 2nd face transplant

Exploding stars created the calcium in our bones and teeth, study says

Johns Hopkins study finds immunization programs pay off in long run

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July 31

Human sperm roll like ‘playful otters’ as they swim, study finds, contradicting centuries-old beliefs

NASA’s next Mars mission is go for launch, with a new rover — and a helicopter

Indian schoolgirls discover asteroid moving towards Earth

Telescope snaps family portrait of 2 planets around baby sun

Virginia Tech researcher says his coronavirus-killing coating can be painted on to common objects

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July 8

PHOTOS: Passing comet is visible at Shenandoah

Feast your eyes: Night sky in July offers parade of planets, shaded moon

Eating your catch? Stick with trout, avoid rockfish if you’re fishing Chesapeake Bay watershed

Watch live: Second spacewalk in a row to upgrade station

Mars rover launch delayed to July 30

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June 26

WATCH LIVE: NASA spacewalk