Prior to using this narrative, have learners create their own model of a cell in their notebooks using whatever background information or experience they might have. While exploring the narrative, ...

Every process has a beginning and end, but sometimes the middle segment is the most interesting. This is an image of a neural stem cell in the midst of the process of differentiating into a neuron. In ...

Imagine going to the dentist with this set of teeth! These are teeth located on a snail’s “tongue,” or radula, also called a rasper, which is constantly licking the ground to scrape up and transport ...

Beauty is all around us. It is everywhere our eyes can see – in the breathtaking majesty of snowcapped mountains, in the tranquil shores of tropical beaches, and in the faces of those we love. But ...

These are known as HeLa cells because they were originally isolated from a woman named Henrietta Lacks. She went to Johns Hopkins Medical Center in 1951 and was diagnosed with cervical cancer. She ...

The story of the cell cycle is often told only through the perspective of the chromosomes as they replicate and then divide. This resource beautifully illustrates the role of the cytoskeleton in that ...

Multicellular organisms are a mosaic of different cells, tissues, and systems, each with their own specific function and interactions with other cells within the organism and/or the larger environment ...

Take a visual journey through some of the major concepts in biology. These pathways to discovery were created by educators to help users explore various biological concepts. We would like to extend a ...

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View the profile of David A. Agard, PhD, Investigator Emeriti at HHMI from University of California, San Francisco.

As part of our vision to accelerate scientific discovery, HHMI promotes models of communicating and evaluating research that prioritize transparency and make science more trustworthy. We support open ...