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 ...

Muscles are formed by the merging of many small myoblasts into larger myofibers. This fusion of mononucleated myoblasts with a single nucleus into multinucleated myofibers with multiple nuclei is an ...

This is a stained cross section through a human spinal cord under darkfield illumination. The darker portion toward the middle is gray matter – central nervous system cell bodies and unmyelinated ...

Love them or hate them, snakes are biologically fascinating. This image shows the skeleton of a corn snake. Its flexible spine and jaws allow it to eat animals like mice and rats that you would never ...

If the color purple makes you happy, you’re not alone. The purple cells in this image produce serotonin which plays a key role in the control of mood and emotions. If the color purple makes you happy, ...

These dark blue tubes splattered with red and green are fruit fly muscles. This image shows where the nerves and the muscles meet in the larva of a fly. These dark blue tubes splattered with red and ...

Confetti mice are very useful in research because they allow scientists to track which cells produce which proteins based on their color under a fluorescent microscope. These mice are particularly ...

We rarely see the cells that help defend us from the microorganisms and debris that can cause sickness. Visible as white spots in the interior of these intestinal villi, however, are immune cells ...

Can you guess what the colorful, bushy cells in this image are? They may look like sea anemones growing on a coral reef, but they’re actually cells from the trachea of a mouse. And you might be ...

This rearing caterpillar will eventually transform into an owl moth – which gets its name from the brown, tan, and black pattern on the wings of the adult moth because they resemble owl feathers. Get ...

The green specks in this image are particles of the Middle East respiratory syndrome (MERS) coronavirus; the red in the background is a kidney cell in culture. This is a rare virus from the same ...

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 ...