New tool tracks lost continents and moving plates over the last 320 million years
Latitude shapes climate in a basic but powerful way. It controls the angle of sunlight, which helps decide…
Asteroid Ryugu fragments carry a magnetic record from the birth of the solar system
A small, round piece of asteroid Ryugu (sample #91), called “S-lunar,” contains tiny particles (less than 1 mm)…
Earth’s magnetic poles once took 70,000 years to reverse
Earth’s magnetic field does not simply switch direction like a flipped light switch. It weakens, wanders, and reorganizes…