Hemifusomes are fused vesicles, or sacs of fluid, that were previously unknown to exist inside cells. They were discovered ...

Scientists say they captured 3D images of a new organelle they're calling a "hemifusome," which may be a recycling center in ...

In recent years, scientists have successfully grown a range of miniature organs and human body parts in the lab.

An image of human colon cancer cells, with the nuclei stained red. Siddhartha Mukherjee, who wrote about cancer in his first book, now explores the history and implications of cell science ...

In a twist, researchers at the University of Virginia and the National Institutes of Health uncovered a new organelle, dubbed ...

Chinese and U.S. scientists have taken a big step forward developing human-monkey chimeras that could transform how scientists study disease.

Science Biology 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. By Andrew Paul ...

The single-celled parasite Entamoeba histolytica infects 50 million people each year, killing nearly 70,000. Usually, this wily, shape-shifting amoeba causes nothing worse than diarrhea. But sometimes ...

For most of human history, the inner workings of the human body were a secret. Over the last few centuries, the invention of the microscope and other scientific techniques allowed scientists to ...

The human cells became part of the rats’ brains. The idea is to get a better sense of what happens in the brains of living people—something that is notoriously difficult to do.

Scientists inserted human stem cells in pig embryos that couldn't develop kidneys, then let these embryos gestate in sows for several weeks. The experiments resulted in kidneys partly made of ...