For decades, scientists treated the end of Earth’s habitability as a problem for the far future, measured in several billion ...

Earth's oxygen-rich atmosphere faces a finite lifespan of about 1.08 billion years before a sharp decline, according to a ...

Around 540 million years ago, Earth's biosphere underwent a pivotal transformation, shifting from a microbe-dominated world ...

About 445 million years ago, Earth’s oceans turned into a danger zone. Glaciers spread across the supercontinent Gondwana, and shallow seas shrank fast.

Learn how geological clues preserved in ancient oceans link repeated volcanic eruptions to Triassic marine extinctions.

Just over half a billion years ago, Earth was rocked by a global mass extinction event, a dramatic interruption of the ...

Mass extinction events throughout Earth’s history are characterized as significant disruptions to life on the planet. There ...

Mass extinctions are extremely catastrophic events on Earth. Throughout Earth's evolutionary history, numerous mass ...

Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact periods in history when it happened are less well known. Was it a single ...