Mars once had oceans but is now bone-dry, leaving many to wonder how the water was lost.

One of the first attempts to set up a permanent European colony in the contiguous United States ended in disaster.

For the first time, state and federal wildlife biologists have come together to map the migrations of ungulates across America’s West.

All waste contains biological material. It cannot all be recycled efficiently, so large volumes have to be incinerated.

We don’t know precisely how hot things will get as climate change marches on, but there’s reason to believe animals in the tropics may not fare as well as their temperate relatives.

The Bird 10,000 Genome Project (B10K) is a large international project co-led by University of Copenhagen, China National Genebank at BGI-Shenzhen, the Smithsonian National Museum of Natural History, Rockefeller University and the Chinese Academy of Sciences.

A glacier that had held an Alaskan slope in place for centuries is melting, releasing the soil beneath in what can be described as a slow-motion landslide, researchers say.

A collaborative team of scientists has pinpointed two new potential therapeutic targets for rheumatoid arthritis – a painful inflammatory disease that affects an estimated 350 million people worldwide.

Self-reports of smell and taste changes provide earlier markers of the spread of infection of SARS-CoV-2 than current governmental indicators, according to an international team of researchers.

Surviving a case of COVID-19 that’s bad enough to land you in the hospital is hard enough.