Plants & Animals

Chimpanzee empire falls apart in rare instance of division and deadly violence

The largest group of wild chimpanzees known to scientists has permanently split in two. In a study published in Science, researchers from the University of Texas at Austin and other institutions report the first clearly documented ...

Evolution

Mammal ancestors laid eggs—and this 250-million-year-old fossil proves it

A remarkable new discovery is shedding light on one of the greatest survival stories in Earth's history, and answering a decades-old scientific mystery. Lystrosaurus, a hardy, plant-eating mammal ancestor, rose to prominence ...

What if dark matter came in two states?

The absence of a signal could itself be a signal. This is the idea behind a new study published in the Journal of Cosmology and Astroparticle Physics, which aims to redefine how we search for dark matter, showing that it ...

Corporate sponsor program

The Future is Interdisciplinary

Find out how ACS can accelerate your research to keep up with the discoveries that are pushing us into science’s next frontier

Medical Xpress

Tech Xplore

It's OK to love all the bees (the honey bees, too)

North America's bee populations are in trouble, but don't blame the honey bees. While some people argue that an overabundance of managed honey bees—those raised to help pollinate crops and produce honey—is causing native ...

Study rethinks the dropout-crime connection

Dropping out of high school has been linked to higher rates of delinquency and lower socioeconomic status, but thinking of high school dropouts collectively, as one group, is a flawed belief that could be affecting interventions. ...

These AI-powered guide dogs don't just lead, they talk

Guide dogs are powerful allies, leading the visually impaired safely to their destinations, but they can't talk with their owners—until now. Using large language models, a team of researchers at Binghamton University, State ...

Tracking reef winners and losers after a Category 4 storm

Research led by James Cook University has shown the devastating impacts of severe cyclones on corals and coral reef fishes, highlighting changes in coral reef structure that influence long-term recovery and resilience. The ...

Image: NISAR views Mount St. Helens

This image captured by U.S.-Indian Earth satellite NISAR on Nov. 10, 2025, shows Washington's Mount St. Helens. The image is cropped from a much larger swath spanning the Pacific Northwest on a cloudy day; NISAR's L-band ...

Why forest loss is making our watersheds leak rain

It's a well-established fact that forests and water are deeply connected. For decades, paired-watershed experiments—a scientific method for evaluating land-use impacts on water quantity or quality—have shown that when we ...