Billions fewer birds are flying through North American skies than decades ago and their population is shrinking ever faster.

We report on a new study from France, which indicates that dogs and cats may help to spread invasive flatworms.

Researchers confirmed the presence in Japan of an invasive slug species native to Europe, but little is known on whether it could affect agricultural crops and ecosystems in the country.

Archaeologists have found a prehistoric human skeleton deep inside a flooded cave system on Mexico’s Caribbean coast.

It’s hard for us to assert.” Bill Diamond, president and chief executive of SETI, told “Jesse Weber Live” on Friday.

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

Tiny insects trapped in amber could tell us a great deal about their roles in past ecosystems: pollinators, parasites, predators, and prey. But how many of the insects preserved alongside each other ...

Interstellar comet 3I/ATLAS has steadily been making its exit ever since it had a rendezvous at the end of October with the sun.

The still unexplained encounter happened at Salt Fork State Park in Guernsey County, Ohio. The men have not spoken publicly about the incident and want to remain anonymous but for the first time an ...

Archaeologists raced to document the semi-fossilized tracks in eastern Scotland. They were likely made by humans, deer and ...

Scientists at MIT have found compelling chemical evidence that Earth’s earliest animals were likely ancient sea sponges.

A lost cache of 250-million-year-old fossils from Australia has rewritten part of the story of life after Earth’s worst mass extinction. Instead of a single marine amphibian species, researchers ...