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Georgetown professor: Rudeness can damage the productivity and intelligence of its targets

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April 22

In photos: On Earth Day, DC climate activists make urgent plea for action

Fairfax Co.’s upcoming Dark Hour seeks to raise awareness of light pollution

Failing mark for DC area: Poor air quality leads to missed work, school

Suing over climate change: Taking fossil fuel companies to court

In Montgomery County, volunteers sign up to monitor frogs — and their habitats

More Science ²ÝÝ®´«Ã½

Full pink moon has starring role in the DC area’s holiday weekend sky

Sound travels much slower on Mars than on Earth, researchers find

With scant enthusiasm, Md. lawmakers approve marijuana legalization bills

Md. Senate accepts House amendments on climate bill, setting stage for possible in-session veto override

Could switching to an electric car be good for your health?

After lengthy House debate, Md. Senate Committees agree to amendments on climate bill

How a ‘garden club housewife’ saved a Northern Virginia bald eagle refuge

²ÝÝ®´«Ã½ Space Reporter: Spring brings new opportunities to enjoy the night sky

Study: Large vehicles more likely than cars to hit pedestrians while turning

Scientists use system similar to E-ZPass to study Chesapeake Bay fish

NASA’s mega moon rocket Artemis rolls out

50 years of ‘adorable antics’: National Zoo celebrates giant pandas

Super Soaker inventor: ‘Put it on the table and let it stand on its merit’

Spider as big as your palm may make its way to DC area

Women’s History Month: Orange statues at Smithsonian displayed to help inspire young female scientists

Rocket Lab will make, launch next-gen rockets from Virginia’s Eastern Shore

4.4 million galaxies are visible in this new map of the night sky

National Arboretum sees 2nd bald eagle egg