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 ...

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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. ...

How your neighborhood could be aging you

There's a growing consensus that your ZIP code is a strong predictor of your health and lifespan. Now, researchers at NYU School of Global Public Health have determined that neighborhood conditions may be driving aging at ...

Fly ball: Drosophila can learn while playing with tiny spheres

For more than a century, the fruit fly has been a workhorse of the biological sciences that has helped scientists to make fundamental breakthroughs in fields such as genetics and neuroscience. As it turns out, human scientists ...

Study of 633,000 people links loneliness to suicidal thoughts

Loneliness plays an important role in the development of suicidal ideation, thoughts of ending one's life, which precedes nearly every suicidal death, according to a study by researchers at Vanderbilt Health. Their findings, ...

A big step toward safe, reversible male contraception

Cornell scientists have taken a major step toward developing a safe, reversible, long-acting and 100% effective nonhormonal male contraceptive, considered the holy grail of male contraception. A proof-of-principle study in ...

Could a solar storm derail the Artemis II mission?

Every mission to deep space is fraught with danger. A hardware failure during launch, an equipment malfunction far from Earth, or a small space rock hitting the vehicle are all scenarios astronauts will train for.

Is true empathy possible between humans and AI?

As artificial intelligence (AI) continues to influence all facets of our personal and professional lives, questions abound, like, "Can people have actual feelings for robots?" or "Can a chatbot comfort someone in distress?" ...

Why has it taken so long to return to the moon?

At 13:24:59 Central Standard Time on December 19, 1972, the Apollo 17 command module splashed down in the Pacific Ocean, about 350 nautical miles southeast of Samoa, concluding the last mission to the moon.

Inside the high-stakes decisions of the NFL draft

On NFL draft day, every team has the chance to win—or lose—big. With millions of dollars on the line and just minutes to make a final decision on each pick, a single choice can shape a franchise for years. Carnegie Mellon ...

Why a social media ban for teenagers misses the point

Taylor Little became so badly addicted to her smartphone that she felt she had lost many of her teenage years. "I was literally trapped by addiction at age 12 and lost my teenage years because of it," she said. Her addiction ...