Cloned and genetically modified animals are jumping the lab and entering the black market, possibly forever altering our ecosystems.

The New York Times photographed and interviewed two dozen former federal workers from across the country to get a sense of what they left behind and what they face next.

When couples have trouble conceiving a baby or lose a pregnancy, they often undergo routine tests, which can turn up a shock: One of the prospective parents may be missing a chromosome.

Scientists warn that “flying rivers” — invisible streams of moisture that carry rain from the Atlantic Ocean westward across the Amazon — are weakening as deforestation and climate change advance ...

The government is banking on embryo transfer technology to accelerate the introduction of Girolando cattle, a Brazilian-developed dairy breed prized for its high milk yield and climate resilience as ...

L ove — or at least sex — was in the air of the small, windowless, biosecure room at the Fort Worth Zoo in Texas. Sixteen rectangular, clear plastic bins lined the room’s back and side walls, tiny ...

When Planned Parenthood Columbia Willamette opened a health center in Ontario, Oregon, in 2023, leaders anticipated what many feared: Idaho’s near-total ...