Deep Look

There's a story in every grain of sand: tales of life and death, fire and water. If you scooped up a handful of sand fro... Read more

For thousands of years, mysterious bacteria have remained dormant in the Arctic permafrost. Now, a warming climate threa... Read more

Every winter, California newts leave the safety of their forest burrows and travel as far as three miles to mate in the ... Read more

Every one of us started out as an embryo, but only a few early embryos – about one in three – grow into a baby. Research... Read more

Sea otters aren't just cute -- they're a vivid example of life on the edge. Unlike whales and other ocean mammals, sea o... Read more

Plenty of animals build their homes in oak trees. But some very teeny, tricky wasps make the tree do all the work. "What... Read more

Most plankton are tiny drifters, wandering in a vast ocean. But where wind and currents converge they become part of a g... Read more

Banana slugs are important members of the redwood forest community, even if they aren't the most exalted. They eat anima... Read more

What does it mean to be blue? The wings of a Morpho butterfly are some of the most brilliant structures in nature, and y... Read more

How do hummingbirds eat?With spring in full bloom, hummingbirds can be spotted flitting from flower to flower and lappin... Read more