Human beings have been at the center of ecological change on Earth for thousands of years. But as history shows, no species ...

Scientists are sharpening their forecasts for how long Earth can remain a comfortable home for complex organisms, and the ...

Astronomers have discovered an unusual exoplanet that has managed to retain its atmosphere despite intense nearby radiation from a giant red star. Researchers at Johns Hopkins University found the ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis occurred, where life emerged from non-life. Imagine a hot, watery mix of ...

During a brief but dramatic chapter in Earth's history about 41,000 years ago, the planet’s magnetic field nearly collapsed. What followed was a cascade of environmental and biological changes that ...

Geodynamics : the unanswered questions / A.L. Hales -- A global geochemical model for the evolution of the mantle / D.L. Anderson -- Temperature profiles in the earth / O.L. Anderson -- The structure, ...