Biology

A tiny invasive jellyfish that packs a powerful sting has been found in a second Jersey Shore river since May. 

In 2016, one in 10 babies in the U.S. were born before 37 weeks of pregnancy. Worldwide, preterm birth complications are the leading cause of death for children under 5

Veterinarians say bored mice and rats that live in barren cages are bad test subjects.

Neuroscientist Ashley Juavinett says, “we have medicine and amazing treatments because of all the animal research we’ve done.”

A federal judge prohibits the federal government from penalizing Philadelphia in response to its sanctuary city policy. The Pennsylvania ...

Scientists are learning from farmers and traditional healers — and documenting what powers their success.

Guest: Menno Schilthuizen Our fast-paced crowded cities aren’t just impacting our lives, they are shaping anima ...

Guest: Daniel Pink Scientists are taking a serious look at timing. What time you take a test, schedule a doctor a ...

Investigators found hundreds on the sheep and collected nearly a thousand more from the one-acre paddock.

Maybe you just want to see penguins or icebergs, but visiting the South Pole also means transforming the landscape — and adding to your carbon debt.

Biologists and musicians are still wondering a question that goes back more than a century.

Blues guitarist Todd Simpson has a genetic disorder. His family calls his innate musical talent a gift from God. Some scientists wonder if it came from a tiny blip in his DNA.

A hidden world of pathways leads wild animals safely across busy roads, keeping ecosystems connected even as human use fragments and disturbs them.

Mice, rats, mosquitoes, lizards, and other animals are adapting to live in environments created by humans.

Inside the Gift of Life Donor Program’s headquarters in Philadelphia, a room serves as a sort of mission control for organ donation.