A tiny blob of gelatinous tissue sitting in a dish represents a giant leap forward in human brain research. Known as an ...

Some visible signs of aging include wrinkled skin; gray or white hair; and dark patches, called age spots, on the hands and ...

A popular zero-calorie sweetener could injure cells in the brain's blood vessels, a lab study finds. Here's what we know so ...

Each human is a finely tuned orchestra of more than 37 trillion cells. Mapping this little-known world is one of biology’s greatest challenges — and one in which scientists say they just made ...

In the field of pediatric development, a significant advancement is taking shape. For years, parents have navigated a ...

In a major new finding almost a decade in the making, researchers at Harvard Medical School say they’ve found a key that may ...

The mRNA molecule eventually breaks down in the body. The Cleveland Clinic reports that the risks of mRNA vaccines include ...

Entamoeba histolytica infects nearly 50 million people each year and kills around 70,000. It’s a shape-shifting parasite that invades the human gut, often causing mild symptoms like diarrhea.

One of the challenges with liver disease is that it can be a silent threat. In its early stages, it may cause only vague ...

Cutting calories doesn’t just slim you down—it also reduces cysteine, an amino acid that flips fat cells from storage mode to ...

Entamoeba histolytica is a single-cell parasite that causes intestinal disease, but sometimes invades the body, attacking cells and creating liquefying abscesses. UC Davis parasitologist Katherine ...

This parasite rips apart human cells and wears them as disguises E. histolytica kills at least 50,000 people every year. Microbiologists have a battle plan. Andrew Paul May 12, 2025 3:34 PM EDT ...