Eiffinger’s tree frog babies store their solid waste in an intestinal pouch, releasing less ammonia into their watery cribs than other frog species.

Over time, atmospheric chemical reactions can make iron in dust from the Sahara easier for organisms to take in, helping to create biodiversity hot spots.

After decades of searching, a telltale gravitational wobble points to an exoplanet orbiting the nearby red dwarf every 3.15 days.

An mRNA vaccine that targets several aspects of C. difficile’s ability to cause severe disease prevented major symptoms and death in mice.

A new treatment for hot flashes brought relief and a better night’s rest for women experiencing these disruptive symptoms during menopause. Two phase 3 clinical trials compared the drug ...

Bionics engineers typically view biology as something to be worked around. “Anatomics” engineers the body to be part of the system.

Experts urge caution in calling bottlenosed dolphins’ gesture a humanlike “smile,” but agree it seems to be important for how the animals communicate.

By tracing every single connection between nerve cells in a single fruit fly’s brain, scientists have created the “connectome,” a tool that could help reveal how brains work.

The tempest caused record-breaking storm surge on the coast and widespread and deadly flooding and debris flows in the Appalachian Mountains.

African researchers are using Drosophila melanogaster fruit flies to advance studies of genetics, biomedicine, developmental biology, toxicology and more.

What’s more, the gamma-ray glows weren’t static, as previously thought, but constantly simmered, brightening and dimming repeatedly on timescales of seconds. “Large storms are bubbling. It’s like a ...

Two species of birds in Costa Rica build nests in trees defended by ants. Ants that encounter the horsehair fungus in the nests develop odd behaviors.