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People need to sleep, and sleep deprivation can cause many changes in the brain. But we have a poor understanding of why sleep is so crucial. New research has examined a fruit fly model to assess how ...

As 2025 comes to a close, the editors at The Scientist asked researchers to reflect on the biggest breakthroughs in cell biology this year. They named advances in everything from embryo models for ...

Recent work has revealed some of the many crucial functions of astrocytes, brain cells that were once thought to play primarily supportive roles for neurons. Astrocytes do handle debris around neurons ...

In recent years, the field of stem cell and developmental biology has seen remarkable breakthroughs that have deepened our understanding of how organisms grow, age and regenerate, with major ...

Immune cells called B cells make antibodies that fight off invading bacteria, viruses and other foreign substances. During their preparation for this battle, B cells transiently revert to a more ...