Sunday, June 21, 2026

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Legionnaires wait to testify before a special congressional inquiry in November 1976 into the cause of the mysterious disease. Bettmann/Bettman Collection via Getty Images

science

Legionnaires’ disease outbreak in Philadelphia in 1976 was mysterious and deadly – 50 years later, scientists know the cause but outbreaks continue

Staff Writer - June 20, 2026

The Dames Point Bridge spans a river in Jacksonville, Fla. Jonathan Zander/Wikimedia Commons, CC BY

science

Quantum sensors could spot hidden damage in the thousands of US bridges rated ‘structurally deficient’

A record-tying heat wave helped spread a wildfire in Northern California’s Shasta and Trinity counties in July 2018. Terray Sylvester/Getty Images

science

Heat waves increase wildfire risk – a new study explains how much, and it’s not a small number

Microplastics are settling into Pennsylvania’s rivers and marshes. Philippe Gerber/Moment Collection via Getty Images

science

Microplastics are everywhere in Pennsylvania’s water – but the tide may be turning

As ocean temperatures rise during El Niño, fish can find themselves in hot water. Geoff Trodd/Unsplash

science

El Niño is back, and ocean temperatures are already near record highs – that can spell disaster for fish and corals

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

science

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

Staff Writer - April 16, 2026

Atomic clocks exploit the properties of atoms to create incredibly precise ‘ticks.’ Nate Phillips, NIST

science

Using atomic nuclei could allow scientists to read time more precisely...

Staff Writer - April 14, 2026

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

science

Gray whales are dying in San Francisco Bay at an alarming...

Staff Writer - April 13, 2026

Unvaccinated individuals face 140 times higher risk of contracting measles. Sarah L. Voisin/The Washington Post via Getty Images

science

What declining vaccination rates mean for families in Allegheny County –...

Staff Writer - April 12, 2026

The ‘Earthset’ photo from the Artemis II crew’s lunar flyby in April 2026. NASA

science

Artemis II moonshot reflects a spacefaring vision present in Jules Verne’s...

Staff Writer - April 11, 2026

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

science

I found a new meteor shower, and it comes from an...

Staff Writer - April 10, 2026

Friends can see and know you in ways that you yourself never can. Stephen Simpson/Stone via Getty Images

science

The good life requires two things, self‑knowledge and friends – you...

Staff Writer - April 9, 2026

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

science

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

Staff Writer - April 5, 2026

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EXPLORING NATURE

Companies can be analyzed as moral actors, not just profit-makers. wildpixel/iStock via Getty Images Plus

Business

Why corporate inclusion policies are moral decisions, not just business ones

Staff Writer - June 14, 2026

Shreyans Goenka, Virginia Tech and Sankar Sen, Baruch College, CUNY Executives are facing pressure from boards, employees, regulators and...

As ocean temperatures rise during El Niño, fish can find themselves in hot water. Geoff Trodd/Unsplash

El Niño is back, and ocean temperatures are already near record...

June 12, 2026

In fall 2024, Tampa and other Florida cities on the Gulf coast were hit by hurricanes Helene and Milton within 13 days of each other. Giorgio Viera/AFP via Getty Images

Home insurance and the unraveling of Florida communities

June 9, 2026

An Amazon data center sits next to a neighborhood in northern Virginia. Nathan Howard/Getty Images

5 ways data centers endanger their local communities and the country...

June 8, 2026

Large-scale solar power plants are key elements of energy policies in New York and other states. Lev Radin/Pacific Press/LightRocket via Getty Images

Building more renewable energy sources means rethinking land use for agriculture...

June 5, 2026