Science

A new permanent exhibit at Philadelphia’s Science History Institute looks at the contributions of alchemists from the 15th to 19th centuries.

Kingsbury plans to test new materials for hydroelectric power equipment that can support the needs of modern-day grids.

Light pollution and consecutive summers of Canadian wildfires have made it harder to stargaze in even the most remote places in Philadelphia’s suburbs.

The Vineland Chemical Company produced arsenic-based herbicides and fungicides for 45 years, causing widespread contamination.

“There was a big push to not be known as the dinosaur museum,” said one laid-off worker. That shift came with a cost, ex-staffers say.

PennEnvironment and Drexel University researchers found microplastics in more than 20 waterways across the watershed.

State officials are working to restore beach access to places like Bethany Beach, which have seen significant dune erosion.

Over 200 people gathered for a vigil and march to City Hall as organizers and elected officials pushed for the museum to reopen.

A 2025 beach-replenishment project in Atlantic City cost about $40 million, while work this year in Sea Isle, Strathmere and Ocean City had a $41 million price tag.

We explore the world of color — from how we perceive it, to efforts to describe and differentiate its many shades.

Unionville High School in Kennett Square and Universal Audenried Charter School in Philadelphia are building solar arrays that will slash their energy bills.

Link Logistics is testing the waters for a data center that would sit around 100 feet from homes in Trainer, Pennsylvania.

The program will help homeowners with private wells who are responsible for testing and treating their own drinking water.

Vineland residents have pushed back against the data center, citing noise and air pollution.

We explore what’s on your plate, find out why it matters — and try to make sense of conflicting nutrition advice.