Earth sits in a harsh galaxy filled with high-energy particles that can strip atmospheres, scramble DNA, and sterilize worlds ...

Slow orbital changes caused pulses in Earth's oxygen cycle 500 million years ago, which spurred explosions of animal life.

For most of human history, the story of cosmic catastrophe has been told in craters: scars like Chicxulub that mark where ...

Abiotic chemistry in Earth’s atmosphere could have generated biologically important organosulfur molecules as life was ...

Scientists are uncovering signs that Earth has been hit by powerful cosmic blasts that leave little trace on the surface yet ...

According to a new study the early Earth’s ancient sky may have played a much larger, proactive role in generating the chemical ingredients for life than scientists once believed.The study ...

A collision between Earth and a massive Mars-sized protoplanet likely caused the formation of our moon. Now scientists from the Max Planck Institute suggest that doomed planet was likely a rowdy ...

MIT researchers traced chemical fossils in ancient rocks back to the ancestors of today’s demosponges. A team of geochemists ...

Learn how sulfur-based molecules essential to life may have formed before the first living systems appeared.

Ancient glaciers reshaped Earth’s surface and shifted ocean chemistry, fueling the rise of complex life, a new study found. Calved icebergs from the Twin Glaciers are seen in 2013 off Greenland's ...

New Curtin University research has revealed how massive ancient glaciers acted like giant bulldozers, reshaping Earth's surface and paving the way for complex life to flourish. The key to unlocking ...