Cells manage a wide range of functions in their tiny package — growing, moving, housekeeping, and so on — and most of those functions require energy. But how do cells get this energy in the first ...

Mitochondria are essential for cell survival, repair, and adaptation. Not only do they generate most of the energy needed during a cell's life, but they also regulate cell death, calcium balance, and ...

For decades, biologists assumed a cell's energy simply diffused to wherever it was needed. It turns out the most important destination of all has a private delivery line. An international team of ...

Scientists at Ben-Gurion University of the Negev have discovered that human cells operate a sophisticated, synchronized traffic control system that actively monitors nutrient availability and ...

Cancer cells mount an instant, energy‑rich response to being physically squeezed, according to a study published in the journal Nature Communications. The surge of energy is the first reported ...

The discovery that tissues use electricity to expel unhealthy cells is part of a surge of renewed interest in the currents flowing through our bodies. We’re used to thinking of the brain as an ...