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 ...

Scientists have discovered that cells can sense far beyond the surfaces they touch. While individual cancer cells can probe ...

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 ...

Scientists recorded 24 hours of the cellular construction process, revealing surprising new details about how plant cell ...

This is a top-down cross-section of one of the 3D hollow spheres (lumenoids) that our cells can create. The different colors are for different proteins, which allows you to see some striking ...

Hyperspectral imaging has provided an insight into how cells organize and prioritize organelle growth. As cells grow, their organelles also need to grow. But do all the organelles grow at the same ...

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 ...

When the brain rests, it usually replays recent experiences to strengthen memory. Scientists found that in Alzheimer’s-like mice, this replay still occurs — but the signals are jumbled and poorly ...

For decades, cancer immunotherapy has focused primarily on CD8+ cytotoxic T lymphocytes as the main executors of tumor cell ...