Scientists just uncovered how the immune system’s killer cells strike cancer with microscopic precision. Cytotoxic T lymphocytes serve as the immune…

A NASA satellite captured a stunning mix of cloud streets, spiraling vortices, and a rare polar storm over southern Alaska as…

Warming oceans could unlock a hidden methane boost that speeds up climate change. The oceans may be contributing to climate change…

Scientists have uncovered a hidden structure in one of our most mysterious senses. Smell plays a vital role in daily life.…

A strange bead-like motion inside cells may be the secret to keeping their DNA—and health—in balance. Mitochondria are often described as…

A new study reveals that simple body movements may help clean the brain. Scientists have found that the brain is more…

Cornell University scientists have made significant progress toward what many consider the holy grail of male birth control: a safe, long-acting,…

A hidden molecular switch linked to liver disease may be reversible, using an unexpected, familiar compound. About 30% of people worldwide…