Regulatory T cells help your immune system distinguish between ‘self’ and ‘nonself’ – and can open doors to better treatments for cancer, autoimmune disease and transplant rejection.

Your body maintains a delicate balance between the water you consume and the amount you use. Most of the water you drink is quickly removed from your body, but the time it takes for this process to ...

Mary Brunkow, Fred Ramsdell and Shimon Sakaguchi discovered cells that protect the body from autoimmune diseases.

Inside nearly every cell of your body, the tiny F1 motor works non-stop to create adenosine triphosphate (ATP), the universal energy source that powers almost every action you take—from breathing to ...

Researchers now have a clearer picture of the chemical mechanisms underlying lithium-ion batteries—and it could lead to faster, more efficient batteries for electric vehicles, portable electronics, ...

Heat has always been something we thought we understood. From baking bread to running engines, the idea seemed simple: heat spreads out smoothly, like water soaking through a sponge. That simple ...

Natalie Campisi is a senior journalist who covers personal finance, balancing timely news with in-depth enterprise reporting. Her mission is to make complex financial issues clear and accessible for ...