Add Yahoo as a preferred source to see more of our stories on Google. A wealth of new information about Earth’s inner core has surfaced in recent months. Scientists now have evidence that the planet’s ...

Two Earth-sized planets orbiting TRAPPIST-1 are locked in permanent day and night, with heat differences suggesting they are ...

The research team used that same earthquake data for a 2024 study to resolve a longstanding debate over the inner core’s rotation. They found that the inner core once spun faster than Earth itself.

(CNN) — Scientists who just months ago confirmed that Earth’s inner core recently reversed its spin have a new revelation about our planet’s deepest secrets — they identified changes to the inner core ...