Human cells are extremely small and tightly packed – at about 20 micrometers across, roughly one-fifth the width of a human hair, each cell contains a dense mix of proteins, organelles, and molecular ...

Add Yahoo as a preferred source to see more of our stories on Google. After centuries of mapping the human body in ever-finer detail, scientists are still making discoveries. Here we are, in 2025, and ...

Cells aren’t as passive as scientists once thought—they actively create internal currents to move proteins quickly and ...

Even after decades of peering into cells, biologists are still finding surprises. In a twist, researchers at the University of Virginia and the National Institutes of Health uncovered a new organelle, ...

How do organic solar cells work on the inside? The answer lies in structures far too small to see—and difficult to access ...

Temporarily disabling a protein complex that organizes DNA into loops inside the cell's nucleus drastically disrupted the ...

When oil is dropped in water, the oil droplets stay separate. Cells can also use a system like this to separate or gather ...

New work from UC Davis and the University of Utah shows how the 3D structure of DNA inside a germ cell commits it to develop into a sperm cell. The discovery could improve understanding of fertility ...

Ever wanted to ride a rollercoaster through the inside of a bacterial cell? Now you can, at least in Minecraft. Researchers from the University of Illinois at Urbana-Champaign created CraftCells – ...

Before cells can divide by mitosis, they first need to replicate all of their chromosomes, so that each of the daughter cells can receive a full set of genetic material. Scientists have until now ...

Researchers at Aarhus University have developed a microscopic DNA needle that can deliver molecules directly into cells—and, ...