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When we do this, we want to strike exactly where the problem is,” said Yadon Israel, a senior instructor with the Youth ...

Some fear we’ll be buried in brimstone; others expect to be extinguished by A.I. But is there comfort to be found in our ...

EXCLUSIVE: Change is coming at NBCUniversal. As the company prepares for a broad restructure across its television business, ...

Andy Donato cartoon for Dec. 15, 2024.

"This reaction should be observed in the upper atmosphere of Mars." Scientists have discovered a new way oxygen can form in carbon-dioxide-rich atmospheres of worlds beyond our own ...

Bill Bramhall’s editorial cartoon for Wednesday, Jan. 1, 2025, to ring in the New Year. “Hang on to your hat.” ...

A PaO2 test measures partial pressure of oxygen, or PaO2—the oxygen pressure in arterial blood. The PaO2 reflects how well oxygen is able to move from the lungs to the blood. It is often altered by ...

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A scientist tried to discredit the theory that ultra-processed foods are killing us. Instead, he overturned his own ...

The crash occurred on February 28, 2023, when a freight train collided head-on with a passenger train.