Demonstrated in rabbits, the 3-D printer might someday print bone grafts directly onto fractures, complete with antibiotics to ease healing.

Dogs that easily learn the names of toys might also mentally sort them by function, a new example of complex cognitive activity in the canine brain.

Diagnoses for several cancers before age 50 have been increasing rapidly since the 1990s. Scientists don’t know why, but they have a few suspects.

Saving reproductive tissue from kids treated for cancer before adolescence could give them a chance at having biological children later in life.

Results from a large trial suggest baxdrostat could provide a new option for people whose blood pressure remains high despite standard treatment.

Vaccination is still important to ward off the worst of the coronavirus. Three experts discuss the concerns with restricting access.

A slew of new research attempts to zero in on what happens as our brains get older — and what can bring about those changes early.

ADHD is officially a disorder of deficits in attention, behavior and focus. But patients point out upsides, like curiosity. Research is now catching up.

In Tales of Militant Chemistry, Alice Lovejoy traces how film giants Kodak and Agfa helped produce weapons of war during the 20th century.

At just 25, Cecilia Payne-Gaposchkin applied quantum physics to a treasure trove of astronomical observations to show that stars are mostly hydrogen and helium.

Southeast Asian groups mummified bodies over smoky fires before burying them as early as 12,000 years ago, long before Egyptians began making mummies.

Made out of a fluorescent protein, the qubit is just 3 nanometers in diameter, scientists report August 20 in Nature. By hitting the protein with laser light, tweaking it with microwaves and observing ...