Aging does not arrive all at once. It builds quietly across years, touching cells long before symptoms appear.

T cell activation—the process by which these key immune defenders recognize threats and mobilize against them—depends on ...

This article was reviewed by Darragh O’Carroll, MD. With headlines on hacking our longevity and documentaries on “living forever,” it’s safe to say that many people are curious about what it takes to ...

Scientists have discovered that cells can sense far beyond the surfaces they touch. While individual cancer cells can probe ...

A single-celled organism shows Pavlovian learning, challenging our assumptions about the origins of cognition.

Scientists are exploring ways to mimic the origins of human life without two fundamental components: sperm and egg. They are coaxing clusters of stem cells – programmable cells that can transform into ...

Illustration of a T lymphocyte white blood cell, depicted in blue, attacking a cancer cell, shown in red Nemes Laszlo / Science Photo Library via Getty Images CAR T-cell therapy can be a lifesaving ...

CAR T cell therapy has revolutionized the treatment of many blood cancers, but has shown little success against solid tumors, which account for over 85% of all cancers. Columbia researchers have now ...