In the Lost Science series, scientists whose jobs or funding have been cut by the Trump administration tell their stories.

Kathleen Chalfant, Elizabeth Marvel, April Matthis and other actors deliver top-notch performances in a play that leaves questions unanswered.

Ever thought you are eating dinner too early or too late? Find out what a new study showed about your dinner time and health.

The Tony winner returns to the stage in “Every Brilliant Thing,” an interactive monologue with a message of hope “that might be vital for somebody to hear.”

Federal policies under Robert F. Kennedy Jr. that are hostile to vaccines have “sent a chill through the entire industry,” one scientist said.

Aging means “becoming a target” of the industry, one expert said. After decades of debate, politicians of all stripes are proposing bans.

Proponents of vaccines warn that the efforts will further dismantle the immunization infrastructure and lead to more outbreaks of disease.

Health workers in developing countries know that isolating tuberculosis patients is an outdated and potentially harmful practice, but lack the resources to move away from it.

The program was meant to help hospitals provide for poor patients by offering drug savings. But critics say a Texas company has turned it into a big business, driving up costs for patients and insurers.

A study reported that the conventional method of searching follicular fluid didn’t find all the eggs. The new technology found extra eggs more than half the time.

A federal law taking effect in November severely limits the amount of THC, the euphoric cannabis compound, allowed in over-the-counter items. Many groups are fighting back.

Videos aimed at pets are drawing millions of views. But who’s actually watching?

The states, all led by Democrats, claim the cuts were intended as retribution and will harm efforts to control H.I.V. and other sexually transmitted infections.

The country’s confirmed cases have topped 9,000 since last year, raising fears that a high-stakes evaluation in April could lead to its status being revoked.