Earth’s molten outer core is critical to life on our planet. Churning some 2,900 kilometers beneath the surface, it’s a vast ...

Earth’s earliest microbes may have built vital chemistry around molybdenum, a metal thought too scarce to matter in ancient ...

The University of Arizona's Biosphere 2 will celebrate the 50th anniversary of Earth Day by hosting a virtual EarthFest. The event will include panels with researchers and with former biospherians ...

Scientists have uncovered a hidden biosphere buried miles beneath Earth’s surface, where life survives without sunlight, fresh air, or anything resembling a normal ecosystem. Some microbes live in ...

The endangered Sonoyta pupfish has apparently disappeared from its native range in Mexico, leaving just one remaining wild ...

This scientific theory views our planet as a single, self-regulating organism. It uses Gaia, an ancient Greek word for “earth ...

New research has suggested that the ancestors of complex life, or the most ancient eukaryotic cells to have ever existed on ...

The world celebrates the International Day for Biological Diversity every year on May 22, amid intensive efforts to protect planet Earth-especially the lives ...

Elon Musk’s bombshell decision to freeze plans to begin building a human colony on Mars, in favor of fostering a Moon city, is a cosmic mistake, says a top Mars scholar.

The world celebrates the International Day for Biological Diversity every year on May 22, amid intensive efforts to protect planet Earth-especially the lives of animals and plants, which form a ...