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Male caregiving is rare. Of the nearly 6,000 mammalian species, fewer than 5% of fathers stick around to raise their own young. Most are even instinctively hostile. Even among the mammals that pitch in with caregiving duties, ...

Concerns that chatbot use can cause mental and physical harm have prompted policies that require AI chatbots to deliver regular or constant reminders that they are not human. In an opinion appearing in Trends in Cognitive ...

A protein made by stressed cancer cells helps lung and pancreatic tumors evade the immune system, a new study shows. Led by researchers from NYU Langone Health, the work found that new drugs designed to block the action of ...

The most widely accepted scientific explanation for the arrival of all complex life on Earth has had an unsolved mystery at its heart. According to the theory, all plants, animals and fungi, known collectively as eukaryotes, ...

As cultured meat moves toward commercialization, people want to understand how it impacts health compared to conventional animal meat. So, researchers publishing in theJournal of Agricultural and Food Chemistry conducted ...

Intense radiation emitted by active supermassive black holes—thought to reside at the center of most, if not all, galaxies—can slow star growth not just in their host galaxy, but also in galaxies millions of light-years ...

KRAS is the most frequently mutated oncogene across all human cancers. Although different KRAS mutations have long been thought to exert the same cancer-driving effects, a new study led by UT Southwestern Medical Center researchers ...

Chikungunya virus, a debilitating tropical disease caused by infected mosquito bites, poses a greater health threat in Europe than previously thought because it can be spread when air temperatures are as low as 13°C. Researchers ...

Each year, tens of thousands of children under 5 die from diarrheal disease caused by enterotoxigenic Escherichia coli (ETEC), primarily in low-income countries. A new ETEC vaccine has shown promising results in reducing ...

Researchers from the University of California, Los Angeles, have discovered that immune cells known as macrophages remain poised to fight repeat infections due to the persistent presence of signaling molecules left behind ...

A traditional Chinese mind-body practice that combines slow, structured movement, deep breathing and meditative focus lowered blood pressure as effectively as brisk walking in a large randomized clinical trial published in ...

Extreme endurance running damages red blood cells in ways that may affect their ability to function properly, according to a recent study. Although the duration and long-term implications of the damage are unclear, the study ...