A perfectly preserved ancient tree fossil offered scientists an unprecedented view into a moment 42,000 years ago when the Earth’s magnetic field went haywire. The compelling 2021 study tells the ...

Doomsayers would have a field day proclaiming the end is nigh, while more rational ... Such reversals in the Earth's magnetic field, they'd tell you, are, roughly speaking, as common as ice ...

Earth's magnetic field occasionally bursts into song — but these compositions are written with electromagnetic radiation, not ...

The needle is being affected by the Earth’s magnetic field. One end points towards magnetic north and the other end points south. You can use a compass to check which direction each end is facing.

Check your compass again — Earth’s north ... surface and is a fixed point on the globe. The magnetic north pole, where compass needles point, is where geomagnetic field lines are vertical.

A diagram showing how the Earth’s magnetic field points downward and also how it protects from solar radiation. Image source: koya979 / Adobe It is this exact position that is affected by the mo ...

By comparison, the magnetic north pole is the northernmost convergence point in Earth’s magnetic field, also known as the magnetosphere. Generated by the churning molten metals in Earth’s core ...

David Bressan is a geologist who covers curiosities about Earth. Without its magnetic field, life on Earth would not be possible since this shields us from harmful cosmic radiation and charged ...