The recurring climate phenomenon is expected to peak later this year, but it is already causing dry spells and crop failures on three continents.

Mar Carretero-Castrillo, an astrophysicist, returned to her remote village in Spain to be in the path of totality. Hundreds of partygoers came too.

New images from the James Webb telescope show a galaxy with a trio of supermassive black holes. Two of them appear to be locked in a tight tango.

During early calibration tests, the MOTHRA telescope’s array of lenses, which will soon number 1,140, captured stellar debris dissolving into space around the Helix Nebula.

Ahead of Wednesday’s rare cosmic event, thousands of people in London are searching for protective eyewear, as prices surge and stocks sell out.

Check the weather forecast, path and time of the eclipse near you.

The top of the world is warming faster than any other region. For 20 years, the Arctic Report Card chronicled the extraordinary transformation.

With gas prices high, people in developing countries are lining up to buy battery-powered bikes. We took a spin around Lahore, Pakistan, on a small-but-mighty one.

With gas prices high, people in developing countries are lining up to buy battery-powered bikes. The Iran war has made Trump “salesman of the year,” one executive in Pakistan said.

New technology may make it easier for men with extremely low sperm counts to have biological children.

The Perseids will be most active on Wednesday into Thursday morning, on the moonless night after a total solar eclipse.

The bald eagle and her mate gained fame during the pandemic, as a livestream tracked their nesting attempts. She died while being treated for anemia.

The National Academies of Sciences, Engineering and Medicine had been under pressure from Republican leaders, including President Trump.

She challenged the conventional view that most head and neck cancers resulted from cigarette smoking and excessive alcohol consumption.

We’re answering some questions about the solar eclipse on Aug. 12, and providing a place for you to ask more of them.

He was among the first to perform microscopic surgery in the 1970s and revolutionized techniques to treat traumatic injuries.

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The drug targeted inflammation, and its shocking failure has experts questioning whether inflammation really does cause heart disease.

In Mato Grosso, Brazil, capybaras wandered into the building, but they were polite during the incursion.

Scientists trained artificial intelligence on libraries of DNA and then asked the model to create recipes for viral genomes. Sixteen of them were viable, yielding new viruses.