Tuesday, April 21, 2026

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Cannabis plants are seen at Harborside Oakland Dispensary on Aug. 11, 2025, in Oakland, Calif. Justin Sullivan/Getty Images

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Why the future of marijuana legalization remains hazy despite high public support

Staff Writer - April 18, 2026

A pipe carries water and raw sewage into the C&O Canal, parallel to the Potomac River. Chip Somodevilla/Getty Images

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Washington DC’s 240 million‑gallon sewage spill is a symptom of nationwide trouble

Gray whales have unique markings, making it possible to track each one in the bay. Jane Tyska/Digital First Media/East Bay Times via Getty Images

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Gray whales are dying in San Francisco Bay at an alarming rate – this isn’t normal

This composite image shows the Geminid meteors, captured in 2020 using Global Meteor Network software. Aleksandar Merlak

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I found a new meteor shower, and it comes from an asteroid getting broken down by the Sun

The Denver suburb of Castle Rock, Colo., limits water use in future developments. Homeowners are embracing water-efficient yards. RJ Sangosti/MediaNews Group/The Denver Post via Getty Images

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Water conservation works, but climate change is outpacing it: Phoenix, Denver and Las Vegas offer a glimpse of the future

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Energy wonks have a meltdown over the US going 100 percent...

Staff Writer - June 23, 2017

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Even ugly animals can win hearts and dollars to save them...

Staff Writer - June 22, 2017

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Climate change is shrinking the Colorado River

Staff Writer - June 15, 2017

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US exit from Paris climate accord makes discussing how and whether...

Staff Writer - June 12, 2017

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To slow climate change, India joins the renewable energy revolution

Staff Writer - June 9, 2017

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Why Trump’s decision to leave Paris accord hurts the US and...

Staff Writer - June 4, 2017

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Scientists at work: Forecasting the Atlantic hurricane season

Staff Writer - May 27, 2017

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Understanding tornadoes: 5 questions answered

Staff Writer - May 20, 2017

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EXPLORING NATURE

The Denver suburb of Castle Rock, Colo., limits water use in future developments. Homeowners are embracing water-efficient yards. RJ Sangosti/MediaNews Group/The Denver Post via Getty Images

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Water conservation works, but climate change is outpacing it: Phoenix, Denver...

Staff Writer - April 8, 2026

Renee Obringer, Penn State and Dave White, Arizona State University When a drought turns into an urban water crisis,...

The Salton Sea is shrinking and releasing toxic dust from its lake bed. Jennifer Davis/iStock/Getty Images Plus

Toxic dust from California’s shrinking Salton Sea is harming children’s lung...

April 5, 2026

The Camelot crater in the Moon’s Taurus-Littrow Valley is where the sample containing trivalent titanium was found. NASA/Apollo 17: AS17-145-22159

New study measures titanium in Apollo rock to uncover Moon’s early chemistry

March 29, 2026

Boat strikes can harm or kill whales and are one concern about the oil industry’s environmental impact. Robyn Beck/AFP via Getty Images

Trump’s ‘God Squad’ pits energy vs. endangered species, but it’s a...

March 28, 2026

The Artemis II crew poses during a ground systems test ahead of launch. NASA/Frank Michaux

From ‘Project Hail Mary’ to Artemis II, spaceflight captures audiences when...

March 27, 2026