How does a tiny cluster of cells become an embryo with a head, trunk, and tail? And how do thousands of genes coordinate this development? A new imaging method makes it possible to visualize the ...

On World Sleep Day 2026, experts explain how much sleep adults really need, why sleep quality matters for health, and tips to improve restful, restorative sleep.

In the deep ocean, where sunlight never reaches, and food drifts down like confetti, survival is less about speed and more ...

This article explains how diet creates sustained epigenetic changes that affect long-term health, disease risk, aging, and ...

UCSF received $824 million from the National Institutes of Health (NIH) in 2025 to drive the discovery, translational, and clinical science that leads to new treatments for disease and advances U.S.

Professor Loren E. Babcock examines the key processes of fossilization in paleontology, highlighting the critical role of ...

Megan Worthy still recalls singing in a choir in the Australian capital, Canberra, as she was growing up. Now, as a rare form ...

Respect keeps love alive. Treating a partner as a separate person—with valid limits, feelings, and preferences—builds ...

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...