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Biology

Plankton can distinguish between different colors of light.

Hear the robust, rhythmic heartbeat of a 48-hour-old zebrafish embryo.

This embryo carries a genetic mutation that causes its heart to beat abnormally.

Early embryo development in zebrafish.

Watch a live chick as it develops from a soup of cells into an embryo with a beating heart.

This blue light lets you see microscopic blood cells in your eye.

Raise a piling to see what grows.

Explore the complexity and enormity of this grand, once-living organism.

An animal that blends in with its environment is much easier to see when it's moving than when it's still.

Use your heart rate to drive the beating of human heart cells.

Explore ethical and philosophical questions about the first "immortal" cell line.

Can this artificial hand feel like part of your body?

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