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Spain registered its third-warmest year on record in 2025, with 25 single-day heat records set during the period, national weather agency AEMET said Wednesday.

Pneumonia remains the leading infectious cause of death among children under 5 worldwide, claiming almost 1 million lives each year. Researchers at University College Dublin have developed an artificial intelligence tool ...

Ever seen a baby immediately grip something tightly as soon as it's placed in their palm? Or noticed their lips pucker or move when the area around the mouth is stimulated by tapping? These are the palmar and snout reflexes, ...

Caltech researchers have identified a novel chemical reaction that could explain the formation of the building blocks of DNA and RNA, the molecules that encode all of life's functions. The work is an important step toward ...

In the crystalline waters off Kenya's coast, coral reefs are thriving—evidence of a rare good-news story in the battle to protect oceans from the ravages of climate change.

Whales and dolphins inhabit some of the largest and seemingly most pristine environments on Earth, from tropical coastlines to Antarctic waters. Yet even they cannot escape PFAS—persistent "forever chemicals" that leak from ...

The aftermath of a supernova, a stellar explosion, is usually a slowly fading cloud of hot gas. So when astronomers pointed NASA's Chandra X-ray Observatory at the nearby galaxy Messier 83 (M83), they did not expect to find ...

AI data centers are power-hungry. Not only do artificial intelligence computations consume enormous amounts of electricity, but a significant amount of energy is also required to cool the semiconductor chips that heat up ...

People become much less concerned about being better off than other people when health enters the picture, according to new research.

Each year, about 60% of all foodborne illness outbreaks in the U.S. occur in restaurants. While inspections performed by local health officials routinely identify food safety risks and violations, the information collected ...

Millions of people worldwide are periodically or chronically affected by gut-related conditions, such as irritable bowel syndrome (IBS), gastroesophageal reflux disease (GERD) and gastroenteritis. Uncovering the physiological ...

Women who lift weights may have a lower risk of major heart disease, especially when combined with aerobic exercise, according to a new study published in JACC. Findings show that heart health is better understood by looking ...