The Hanna H. Gray Fellows Program is a transformational award for postdoctoral scientists who show exceptional promise as future leaders in academic science, advancing foundational discoveries while ...

Serotonin is a biochemical compound that contributes to a variety of important biological functions, including the regulation of mood and emotions. Certain brain cells make serotonin and release it ...

This vivid chameleon embryo has been stained to highlight the bones and cartilage of its skeleton. You can also see some of its developing internal organs. This vivid chameleon embryo has been stained ...

Measure and monitor HHMI’s institutional greenhouse gas emissions at the two campuses we operate and look for strategies on greenhouse gas reduction at both campuses. Harness the tremendous community ...

This time-lapse video shows the development of the nervous system in a fruit fly embryo as it transitions to the larval stage. Fruit flies have a high reproduction rate and a very short gestation ...

While the structure of a zebrafish’s brain is significantly different than the structure of a human brain, they share many basic principles of organization and communication. Researchers study ...

Fun fact: The hexagon is the most common shape in nature. The hexagons in this image are in the eye of a dragonfly. Each hexagonal rod, called an ommatidium, contains major structures that have ...

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 ...

Coronavirus disease 2019 (COVID-19) is a disease caused by SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2). These have become household terms since the start of the global COVID-19 ...

Igor Siwanowicz is a research scientist at HHMI’s Janelia Research Campus. He earned his PhD at the Max Planck Institute in Germany in structural biochemistry, but his love for animals and nature, as ...

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