As the Sun slowly grows brighter over billions of years, our planet will eventually become uninhabitable and may one day be consumed.

Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis ...

Ancient enzymes show life’s nitrogen signal stayed unchanged for billions of years, helping scientists read early Earth.

Far from our solar system, astronomers have finally watched a star consume one of its own planets, catching in real time a process that will eventually reshape, and likely erase, the world we live on.

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 ...