Long-lasting capsule can remain in the stomach and release contraceptive drugs over several weeks.

Researchers develop a method to isolate and sequence the RNA of T cells that react to a specific target.

Coating particles with “right-handed” molecules could help them penetrate cancer cells more easily.

New adhesive that binds wet surfaces within seconds could be used to heal wounds or implant medical devices.

Clumps of amyloid protein emerge early in deep regions, such as the mammillary body, and march outward in the brain along specific circuits.

Discovery could enable longer-lasting and better-functioning devices — including pacemakers, breast implants, biosensors, and drug delivery devices.

New technique could help doctors determine whether patients are at risk from elevated pressure.

Smart materials change properties in response to specific DNA sequences; could be used in a variety of devices.

Along the genome, proteins form liquid-like droplets that appear to boost the expression of particular genes.

A new database of images could pave a path for algorithmic models that ensure accurate diagnoses of conditions like pneumonia.