The earliest forms of animal life on our planet continue to fascinate scientists, who are seeking to unravel the mystery of their origins. A team of geochemists from MIT recently provided new ...

The planet is on the cusp of triggering the sixth mass extinction event. Conserving a small percentage of land could make all ...

A team of scientists digging up some of the Earth’s oldest rocks has uncovered new chemical evidence that Earth’s first animals were likely ancestors of the modern sea sponge. The discovery relies on ...

When Earth’s ancient supercontinent Nuna broke apart, it reshaped oceans, cooled the climate, and set the stage for complex ...

Eating meat-heavy diets speeds up species extinction, while plant-based diets use less land and help save wildlife.

Our planet is brimming with life, and the diversity of animal species on Earth is staggering. Over 2.1 million animal species have been described, but zoologists estimate that millions more have yet ...

The story of two of the strangest animals on the planet just got a little stranger, thanks to clues revealed by a lone fossil specimen that scientists now say represents a long-extinct ancestor. The ...

The Antarctic blue whale (Balaenoptera musculus ssp. Intermedia) is the largest animal on the planet, but it is critically ...

Researchers at Trinity College Dublin identified a temperature-related factor affecting all life on Earth, a finding with broad implications for all species as the planet warms. W ...

The newest film at the Tennessee Aquarium IMAX 3D Theater showcases Earth’s largest land animal on Chattanooga’s biggest screen. Officials said, "Reaching as much as 13 feet tall and weighing in at a ...

Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...