Imagine living your life with a 10-foot–long straw fastened to your face, like this acorn weevil does. That protrusion, called a rostrum, is highly useful for the weevil, however, allowing it to feed ...

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 ...

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 ...

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 ...

This section of a geometer moth antenna is obviously not a true nose, as we think of that organ, but these moths do use their antennae to detect odorants and other chemicals in the air. Their antennae ...

What am I looking at? In this image, you can see the rows and rows of hooked teeth (1) that line a snail’s tongue. Notice that the right and left sides of the tongue are mirror images of each other.

In all eukaryotic cells, actin protein assembles to form a network of thin filaments that spread throughout the cell. The actin filaments give the cell its structure, enable the cell to move, and ...

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 ...

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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HHMI recognizes the transition to open science is a global endeavor that requires the actions of many organizations and individuals. For this reason, HHMI partners with several initiatives that are ...

HHMI’s BioInteractive brings the excitement of scientific discovery into high school and undergraduate classrooms through engaging stories and multimedia. Free resources and professional development ...