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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

Figuring out which PFAS types are accumulating in your body is challenging. Love Employee/iStock via Getty Images Plus

science

PFAS leave fingerprints in your blood – researchers are figuring out...

Staff Writer - May 29, 2026

When you experience something that can’t easily be explained, do you think of the supernatural? Zeferli/iStock via Getty Images Plus

science

Is my brain wired to never see a ghost? A psychologist...

Staff Writer - May 28, 2026

But women continue to die from causes related to pregnancy and childbirth until one year after birth. Goodboy Picture Company/E+ Collection via Getty Images

science

Nearly half of maternal deaths in Pennsylvania occur more than 6...

Staff Writer - May 27, 2026

Across the U.S., people are calling for companies to pay for the damage they have done to the environment. Alex Kent/AFP via Getty Images

science

The US Constitution and laws do not protect oil companies from...

Staff Writer - May 24, 2026

Public outrage over the forced sterilization of poor, Black women had less impact on female sterilization rates in the U.S. than a policy changing how post-birth care is delivered. DisobeyArt/iStock via Getty Images Plus

science

Reduced health insurance payments for hospital births had a bigger impact...

Staff Writer - May 22, 2026

This device measures acceleration and rotation by shining lasers into small clouds of rubidium atoms. Sandia National Laboratories

science

Quantum sensors use atoms, electrons and light as ultra‑steady rulers –...

Staff Writer - May 20, 2026

Formula 1 drivers maneuver for position during the 2026 Miami Formula One Grand Prix in Florida. Chandan Khanna / AFP via Getty Images

science

Formula 1 racing shows the hard part of reaching net‑zero carbon...

Staff Writer - May 19, 2026

Jebel Barkal mesa and the archaeological site at its base in the Nile Valley. Sami Elamin

science

How a shifting Nile landscape shaped the rise of the ancient...

Staff Writer - May 19, 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