By mapping areas where seismometers in southern California detected sonic booms, researchers at Johns Hopkins University and ...

Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and ...

A 66 million-year-old mystery behind how our planet transformed from a tropical greenhouse to the ice-capped world of today ...

"This is the largest solar radiation storm in over 20 years," the Space Weather Prediction Center said on Monday.

Our planet has experienced dramatic climate shifts throughout its history, oscillating between freezing "icehouse" periods ...

Carbon released from Earth's spreading tectonic plates, not volcanoes, may have triggered major transitions between ancient ...

The planet is experiencing the most powerful solar event since 2003—and it's bringing spectacular Northern Lights.

A bullet-speed experiment reveals that the Earth's inner core may be softer and more dynamic than previously thought.

Earth just experienced a rare S4 solar radiation storm, the most intense since 2003 — powerful for satellites and astronauts, ...

A pull in the right direction ...

Largest solar radiation storm in more than 20 years could trigger auroras on Earth - A solar radiation storm this large has ...