New reconstructions of 540 million years of climate history show the planet tumbling between icehouse and hothouse states, ...

Scientists are looking for the “dark matter” of the animal kingdom — and it’s revealing how little we know about life on our planet.

Earth's history is marked by violent mass extinctions that have shaped life on the planet. Here's how many of these events ...

Most people size up animals by how tall they stand or how long they stretch, but weight tells a different story. Measuring by mass alone reveals which creatures carry the most bulk.

AI-powered satellite images reveal wildebeest numbers are far lower than believed, raising questions about migration changes.

Moving ice on early Earth exposed deep rocks, freed key elements, and nudged our planet toward conditions where complex life ...

Just ask poor Tootles, the aspiring-scientist hybrid who gets knocked into the barf bugs’ pen by the eyeball sheep and ...

An expanding iron-ore mine and a deposit of rare-earth minerals are fragmenting the land in northern Sweden and altering ...

Intelligence is not something unique to humans—it appears in remarkable ways across the animal kingdom. From problem-solving and tool use to communication and social cooperation, many species display ...

These words encapsulate the essence of this sprawling sanctuary — a place where compassion meets science, where the act of healing animals also heals ecosystems and inspires a new way of coexisting ...

An unprecedented effort to sequence the genomes of 150,000 eukaryotic species through inclusive global collaboration.