The New York Times

New technology may make it easier for men with extremely low sperm counts to have biological children.

It is not clear whether the order, the president’s third to address the topic in less than a year, has any legal power.

She challenged the conventional view that most head and neck cancers resulted from cigarette smoking and excessive alcohol consumption.

The company said it was unaware of any reported illnesses linked to its products containing jalapeños, which were distributed to major retailers across 26 states.

Small produce stands and farmers’ markets are seeing a surge in demand for leafy greens as sales of lettuce and salad kits from grocery chains and big retailers drop.

Scientists trained artificial intelligence on libraries of DNA and then asked the model to create recipes for viral genomes. Sixteen of them were viable, yielding new viruses.

The drug targeted inflammation, and its shocking failure has experts questioning whether inflammation really does cause heart disease.

Dr. Anthony Fauci had refused to answer questions at a hearing last week, invoking the Fifth Amendment. Republicans argued that he wasn’t entitled to that protection because he had a presidential pardon.

Most raves turn a blind eye to drugs. At Shambhala, free testing offers peace of mind — but can’t eliminate risk altogether.

The development comes as a Senate committee prepares to vote Thursday on whether to hold Dr. Anthony S. Fauci in contempt of Congress for refusing to answer questions at a hearing.

The agency had initially refused to even review the application but reversed course after a public outcry.

Dr. Fauci invoked his Constitutional right under the Fifth Amendment in refusing to answer questions from a Senate committee. Republicans say he is ineligible for that protection.

Dr. Schwartz, a deputy surgeon general in the first Trump administration, has publicly supported childhood vaccines.

The federal government is ending its contract with a Kentucky nonprofit that it says pressured medical workers to remove organs from patients who were getting better.

The modern health care system requires the work of caregiving to fall to whoever else lives in a household — even if they’re kids.