Earth & Environment

Cats or Dogs: Which Pets Really Improve Your Mood

People have argued for years about whether cats or dogs make better pets. Some people love dogs because they are playful, loyal, and enjoy...

Meet Mía: The robotic rabbit that learns your voice after just one hello

Imagine a robotic pet that recognizes your voice the first time you speak to it and remembers who you are the next time you...

Ancient plague was already deadly 5,500 years ago, study reveals

Plague is often linked to medieval Europe, crowded cities, and rats carrying infected fleas. However, a new study published in the journal Nature shows that...

Microbes destroyed an ancient pterosaur’s wingbone, then preserved it for 100 million years

More than 100 million years ago, a flying reptile called a pterosaur flew over the oceans hunting squid and fish. Much more recently, one of...

Tiny Plastic Particles Could Strongly Harm Liver Health

Microplastics are everywhere. They are tiny pieces of plastic that form when larger plastic items, such as bottles, food containers, plastic bags, and packaging...

New AI system predicts robberies in US Cities with more than 86% accuracy

Researchers have developed a new artificial intelligence (AI) system that can predict robberies and other crimes more accurately than several existing methods. By studying where...

How AI is helping referees make faster and more accurate calls at the World...

More than 1.5 billion people around the world are expected to watch the 2026 FIFA World Cup finals. With so many fans carefully watching every...

Dogs and humans age in similar ways, surprising study finds

Dogs may have more in common with humans than just sharing our homes and routines. A new study has found that the same biological signals...

Ancient stellar debris is still falling on Earth after 100 million years, study finds

Tiny traces of material from a giant cosmic explosion are still falling to Earth more than 100 million years after the event occurred, according...

A 5.3-million‑year‑old whale graveyard has been found on the floor of the Indian Ocean

When a whale dies, a very special natural phenomenon can come alive. The carcass might float at the surface for some time, attracting sharks and...

The best place to look for alien megastructures might be moon dust

Our search for technosignatures - clear signs of advanced civilizations beyond Earth - takes many forms. Many are driven by the famous Drake equation, which...

NFL draft picks may be overrated, new study suggests

Every year, NFL teams spend enormous amounts of time, money, and effort trying to identify the best players in the draft. High draft picks are...

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Vikings may have helped spread the deadliest virus smallpox to the world

Just as people travelling around the world today quickly spread COVID-19, it is likely Vikings spread smallpox. Only back then, they travelled by ship...

What’s the future of the war in Ukraine

When Russian President Vladimir Putin announced a “special military operation” on Feb. 24, 2022, University of Chicago Prof. Konstantin Sonin called the full-scale invasion...

Early crust on Mars is more complex than thought

Early crust on Mars may be more complex than previously thought—and it may even be similar to our own planet’s original crust. The Martian surface...

When you should test for COVID before Thanksgiving

Whether you’ve signed up to bring mashed potatoes to Thanksgiving dinner, rapid tests for COVID-19 should be among your holiday preparations.

Europe was central in the global spread of COVID-19, study shows

In a new study, researchers have mapped out the dispersal of the SARS-CoV-2 coronavirus, responsible for the current worldwide COVID-19 pandemic, putting Europe center-stage...

Scientists develop first perovskite solar cell that could last for over 30 years

Princeton Engineering researchers have developed the first perovskite solar cell with a commercially viable lifetime, marking a major milestone for an emerging class of...

8 signs you are dealing with narcissistic abuse

Narcissism is extreme self-involvement to the degree that it makes a person ignore the needs of those around them. While everyone may show occasional narcissistic behavior,...

Scientists find 11 fish species that could walk on land

A team of U.S. National Science Foundation-funded scientists has identified at least 11 species of fish suspected to have land-walking abilities. The findings are based...