The vesicles promote metastasis after chemotherapy, but the authors say the results shouldn’t alarm patients and may point to ways to improve treatments.

Researchers collected trash that washed up at Gulf Coast shoreline sites over two years. Most of it was plastic.

Better treatment and diagnoses have helped more people survive, but economic disparities in outcomes for some preventable cancers have gotten worse.

A study of tiny monkey skulls and teeth suggests that shrinking body size didn’t crowd out wisdom teeth during evolution.

A newly developed underwater ultrasound reveals a fetal shark swimming between the two uteri of its mother.

The former head of cancer medicine at MD Anderson Cancer Center helped change clinical practice for laryngeal cancer and helped establish chemoprevention.

A bright blue stain highlights the sensory nerves of a developing mouse embryo.

The modification beefed up plant biomass by 40 percent in field tests.

Scientist D. Allan Drummond’s study of life in sculpture aims to provoke curiosity and wonder about the world.

At playtime together, parents’ brain activity mimics that of their infant children.

The journal’s “portable peer review” seeks to save time for editors and researchers.

Researchers used infrared light to relieve itchy mice.