The preliminary results of a clinical trial of using heat exposure to combat depression are in—and are fueling cautious optimism that sauna practice could become an accepted treatment.

Loaded with ever more renewables, the grid will need to store a whole lot of energy. Enter: a new kind of magic school bus—one that can both charge and give power back.

As H5N1 continues its spread among US cow herds, raw milk enthusiasts remain utterly unfazed.

The hospital that carried out the procedure two months prior says there’s “no indication” that the transplant was related to his death.

Platelets help blood clot, but they have a short shelf life. With blood in short supply, synthetic platelets could help meet demand.

The outer layers of the sun’s atmosphere are a blistering million degrees hotter than its surface. NASA sent a probe to find out why—by getting closer to the star than ever before.