Earth’s magnetic north pole has been shifting gradually for centuries due to the movement of molten metals in the planet’s outer core. In the 1990s, magnetic north began to experience an unprecedented ...
Compasses point in the direction of north – this is well known. But exactly where the magnetic North Pole is located is unclear, because every year it moves a few kilometers, which has important ...
Magnetic pole flips happen randomly, sometimes taking 10,000 to 50 million years. The last full reversal, the Brunhes–Matuyama event, occurred 780,000 years ago. Around 41,000 years ago ...
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The basic materials sector is comprised of companies that produce raw materials, such as steel, aluminum, and crude oil. These companies are the backbones of the global economy: without them, we ...