A study finds that close to a trillion trees could potentially be planted on Earth—enough to sequester more than 200 billion tons of carbon. But environmental change on this scale is no easy task.

A chicken-sized raptor relative adds credence to the idea that flight evolved multiple times among ground-faring dinosaurs.

Human-made shields that block UV rays and concentrate heat on the Martian surface could provide both liquid water and protection from radiation.

Girls are great at math. But if they’re even better at reading, they might be more motivated to choose a humanities-focused career.

There are a heck of a lot of reasons not to.

Killing red tide cells en masse can unleash their potent toxin. That means researchers need to get creative.

Under extreme conditions, a human can produce more than three gallons of sweat in a single day.

The trifecta, discovered by NASA’s TESS, includes a “super-Earth” and two “sub-Neptunes” in a system called TOI-270.

An AI chip designed to mimic certain aspects of the human brain has given a bicycle an unprecedented level of autonomy.

Researchers eroding clay in water may have uncovered secrets of meteorites’ aerodynamic stability.

A computer simulation suggests that a massive collision may have caused Jupiter’s core to shatter into a gassy, borderless cloud.

Scientists studying diamonds from deep within Earth’s mantle found evidence of a reservoir of rocks and gas that may be nearly as old as the planet itself.

Experiments in Chile’s Atacama Desert point to a potential method of transportation for microbes on Mars—whether they exist there already, or we introduce them.

The threat of mercury in seafood was curbed with regulations, but climate change could drive levels back up.

The virus simmered quietly in Cuba for about a year before infecting thousands.

Some of the storm’s features hint at troubling trends in recent hurricanes.

The breakthrough could mean that fewer organs go to waste before they make it into a transplant recipient.

The gargantuan structures hint at a massive explosion in our galaxy’s past.

A new study suggests a plume of dust once blocked the sun’s rays from Earth, triggering an ice age some 466 million years ago.

That spells trouble for the entire planet.

American pikas’ responses to climate are driven by location, location, location.

Gut microbes react differently to raw and cooked versions of the same foods.

Light from nearby galaxies illuminated the web’s ‘threads,’ making them directly visible to telescopes on Earth.

The comet, 2I/Borisov, comes from another planetary system, but bears a remarkable resemblance to local space rocks.

Mathematical modeling and AI can pick out patterns preceding epidemics that human brains can’t readily discern.

Nearly half a billion years ago, marine arthropods called trilobites lined up single-file before meeting a tragic end.

From a neurobiology perspective, anxiety and sleep deprivation look very much alike.

But many questions remain about the true origin of the Homo sapiens species.

Scientists are using artificial cervices and 3D models of the uterus to better understand pregnancy and childbirth.

A giant tortoise, a seabird, and a gecko all went undetected by scientists for more than a century.

As law enforcement agencies deploy AI-powered facial recognition systems, some communities are pushing back, insisting on having a say in how they’re used.

Shivering can activate a series of “heating stations” for your blood vessels—but they take a little while to get up and running.

With the world in the throes of a global pandemic, bicycle retailers have come up with solutions to continue business and keep riders on their bikes as best they can.
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Life as a banker, backflips gone wrong, mountain bike career decisions and what it's like to ride with other pros.
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We'll continuously update this story as more news comes in.
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Lezyne's Super Pro GPS computer is packed full of functions, but do they matter on the trail?
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The Ziggy Link recalibrates the Druid’s geometry for a smaller rear wheel.
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We sat down with the founder and owner of Nicolai Bikes to talk about the past, present, and future.
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The global pandemic is shifting timelines and expectations, as brands rush to fix disrupted supply chains and adjust their product offerings in response.
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Raw, technical trails with surprises around every corner.
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Talk about a sweet gesture. A line of DC Comics superhero chocolate bars is coming, but before you can get your hands on them, Hershey’s is first giving them out to workers on the frontlines of the coronavirus pandemic.

He was first admitted to a hospital back in April after being diagnosed with COVID-19.

Between 83,000 and 190,000 people could die of COVID-19 in Africa, with 29 million to 44 million infected, in the coronavirus pandemic’s first year if containment measures do not work, the African regional office of the World Health Organization (WHO) said Thursday.

Google parent Alphabet has scrapped its plans to develop a futuristic “Smart City” on the Toronto waterfront over privacy concerns and economic uncertainty brought on by the coronavirus pandemic

The heartwarming reunion, which clearly made little Mila Sneddon's day, took the young girl completely by surprise.

The cocktail includes three antiviral drugs and a different drug that boosts natural immune system chemicals.

Fógraíodh tráthnóna go bhfuil 37 duine eile básaithe leis an ngalar Covid-19 sa Stát. Fágann sin go bhfuil 1,375 duine ar fad básaithe leis an ngalar i bPoblacht na hÉireann.

Dhearbhaigh na húdaráis sláinte tráthnóna go bhfuil 29 duine eile básaithe leis an ngalar Covid-19 sa Stát. Fágann sin go bhfuil 1,403 duine ar fad básaithe leis an ngalar i bPoblacht na hÉireann.

Dúirt Príomh-Oifigeach Leighis na Roinne Sláinte an Dr Tony Holohan go bhfuil an ceann sprice a chuireamar romhainn bainte amach againn agus go bhfuil cosc curtha againn anois ar leathadh an ghalair Covid-19 inár measc.

D'fhéadfadh go mbeadh coimhlint ghéar ag Stobart Air le haerlínte eile ag solathár seirbhísí aeir réigiúnach do Aer Lingus, na seirbhísí idir Dún na nGall agus Baile Átha Cliath san áireamh.