Calico and tortoiseshell cats also carry an X-chromosome mutation

Redundant testing could reduce protection from infectious diseases

Sea star–inspired cilia washed away infection-promoting bacterial buildup in a prototype

The animal’s range has declined by about 65 percent over the past 1,400 years

Scientists aboard a research ship collected ash and debris to assess wildfire pollutants

The “bone collector” caterpillar’s outfit acts as camouflage

Research on COVID-19 and sexual and maternal health are among the trials taking a hit

On the ISS, the Japanese condiment developed nuttier notes than earthbound versions

The assembly process has remained mysterious for more than 300 years

The ability helps them time their underwater dives

A planned eight-day mission turned into months aboard the International Space Station

Two people have died, becoming the first measles-related deaths in the United States in a decade

The Arctic whales poked and prodded a fish that isn't usually a part of their diet

Male and female parents experience a boost in brain region coordination, a new study reports

Researchers reflect on lessons learned and shifts in managing the disease

Citizen scientists can help establish what’s a healthy baseline

Six people describe what they were doing to benefit public health, safety and the environment

We talked to three people whose behind-the-scenes work may be impacted by proposed cuts