How Cells Keep Time Without Watching a Clock
Networks of clock genes create near-24-hour cycles inside cells, and light helps a brain-based master clock coordinate those rhythms with the outside world.
Sep 23, 2026 • 3 min readExplore medical research and its scientific context, including study methods, uncertainty and the distinction between findings and clinical advice.

The kidneys continually filter blood and adjust how much water and dissolved material returns to the body, helping keep internal conditions within workable ranges.
Sep 29, 2026 • 2 min readRead the discovery →New stories, explanations and research from Medical Science.
Networks of clock genes create near-24-hour cycles inside cells, and light helps a brain-based master clock coordinate those rhythms with the outside world.
Sep 23, 2026 • 3 min read
Layered recognition, cellular education and regulatory brakes let immunity respond to danger without routinely attacking the body it protects.
Sep 21, 2026 • 8 min read
Layered recognition, cellular education and regulatory brakes let immunity respond to danger without routinely attacking the body it protects.
Sep 21, 2026 • 8 min readOne remarkable idea at a time—nature, science, history and beyond.