Immune system of modern Papuans shaped by DNA from ancient Denisovans, study finds

Modern Papuans’ immune system likely evolved with a little help from the Denisovans, a mysterious human…

Arsenic-contaminated water associated with antibiotic resistance in children, study finds

In rural Bangladesh, areas with high levels of arsenic contamination in drinking water, compared to areas…

Research links common sweetener with anxiety in mouse study

Researchers have linked the artificial sweetener aspartame to anxiety-like behavior in mice. Along with producing anxiety…

Climate whiplash increased wildfires on California's west coast about 8,000 years ago

Researchers have been studying the effects of the sudden decrease in global temperatures that occurred about…

Argentine ants will do anything for sugar, but they won't do this

Argentine ants have been able to displace native ant species in large part because of their…

World's simplest animals get their place in the tree of life

The group with the world’s simplest animals — tiny blob-like life forms with no organs and…

Fjords, small in size and number, are significant carbon reservoirs

Fjords comprise a mere 0.1 percent of the surface area of the ocean yet store a…

Improving the accuracy of markerless gait analysis

Gait analysis systems measure certain metrics to give their results. These results then drive clinical treatment…

Americans flocking to fire: National migration study

Americans are leaving many of the U.S. counties hit hardest by hurricanes and heatwaves — and…

It's been 50 years since the Apollo 17 mission put humans on the moon

Wednesday marks the 50th anniversary of the Apollo 17 mission — the last one that put…