Earth’s magnetic field is often described as a steady shield, but the geological record tells a more restless story. Polarity ...
Add Yahoo as a preferred source to see more of our stories on Google. The Earth's magnetic field deflects particles emitted by the Sun. Mark Garlick/Science Photo Library via Getty Images The Earth’s ...
Add Yahoo as a preferred source to see more of our stories on Google. Star trails above the Three Gorges Dam in Yichang, Hubei province, China. Large dams like this one are shifting the Earth's poles ...
Earth's magnetic poles flip in a process called a geomagnetic reversal. The planet's magnetic field is generated by chaotic ...
Earth’s magnetic field feels steady and dependable, but over geological time it is anything but fixed. The magnetic north and south poles have swapped places many times in the planet’s history in ...
Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...