Scientists have identified a reason why certain crucial immune cells lose their vigour inside a tumour: their mitochondria become debilitated, according to a study 1 in mice. These immune cells, ...

Cells aren’t as passive as scientists once thought—they actively create internal currents to move proteins quickly and efficiently. These “cellular winds” push materials to the front of the cell, ...

Aging gradually erodes the body’s ability to maintain internal balance, in part due to the buildup of senescent cells that fuel inflammation and disease. New research explores how metabolic changes ...

A breakdown of how multiple geopolitical conflicts are overlapping, creating broader strategic and diplomatic implications across regions. Justice Sonia Sotomayor issues unusual apology over 'hurtful' ...