Cornell researchers have developed a powerful new biosensor that reveals, in unprecedented detail, how and where kinases—enzymes that control nearly all cellular processes—turn on and off inside ...

People communicate with each other, sometimes face to face, sometimes with a text message or phone call. Cells also communicate with each other, sometimes by touching and sometimes by sending signals ...

The cells lining skin capillaries are constantly sending each other messages—tiny pulses of calcium that help regulate blood flow, sense physical forces and keep vessel walls intact. Scientists have ...