Science

Officials plan to finish testing by the end of March and say they will propose regulations this year that would set health limits for some of the chemicals.

The modern world is made possible by a web of electromagnetic radiation. Your phone, computer, TV, cable box, radio — all depend on mil ...

Scientists have found that results can change, brain scans from the same person doing the same thing can be different a week or a month later.

Host of the Hidden Brain podcast, Shankar Vedantam discusses his new book about why we lie to ourselves and the risks and benefits of self-deception.

NASA got permission from the Navajo Nation to use their language to name some points of interest on Mars.

Croda’s ethylene oxide plant on the Delaware River has been out of commission since a 2018 leak shut down I-295 on the busy Thanksgiving weekend.

Pieces of plastic debris less than 5 millimeters long permeate the state’s waterways, according to a PennEnvironment Research & Policy report. Could they pose a health risk?

Can we engineer our way out of the climate crisis? New Yorker's Elizabeth Kolbert on the research and technology that could pull our planet back from the brink.

When you are walking around in the forest, the park, or even the city, do you ever listen to the songs of birds? Really tune in, and list ...

Most countries — especially top carbon polluters China, U.S., and India — missed a deadline for submitting official emission-cutting targets for climate negotiations.

Humans have long tried to mitigate their own destructive impact on the planet through conservation efforts. Often, those efforts are atta ...

In cities, wildlife like raccoons and coyotes tend to elicit shrieks of horror, rather than cries for compassion. Why we should rethink our relationship with urban wildlife.

All four basin states — Pennsylvania, New Jersey, New York and Delaware — supported the ban, citing scientific evidence the practice harms drinking water.

The U.S. is still far behind other countries when it comes to doing enough of the lab work needed to keep track of the variants of SARS-CoV-2.

School closures during the pandemic have pushed education for millions of kids into a virtual setting. The sudden changes have caused som ...