A stick-on patch enables sampling of immune cells in the skin.

The parasite that causes malaria has evolved to evade many of the drugs that researchers have developed to fight the tropical disease.

Pathogens can take various routes to pass the blood brain barrier and damage cells.

Drugs that doctors use to sedate patients during traumatic medical procedures act on neural receptors to alter brain activity.

A growing branch of research on how plants use exosomes to interact with their environment is opening up a new field of plant biology.

Adenine editing enzymes have been adapted for use in plants.

Small microRNA-containing particles found in the plant can boost populations of healthy gut bacteria, and even improve colitis symptoms in mice.

Trees are resilient, but researchers wonder if climate change will outpace their adaptations.

Apoptosis and other types of programmed cell death appear to be reversible.