Earth's magnetic field

Latest about Earth's magnetic field

Two Van Allen Probes

'Zebra Stripes' in Earth's Magnetic Field Have Surprising Source

By Nola Taylor Redd published

Strange stripelike features in Earth's magnetic field are caused by the planet's spin, and not by the constant bombardment of solar particles as previously thought, scientists say.

Physics & Mathematics
The Earth's magnetic field, magnetic poles and geographic poles.

Magma Ocean Could Have Given Early Earth Magnetic Field

By Charles Q. Choi published

Rivers & Oceans
Earth's layers

Why Earth's Inner and Outer Cores Rotate in Opposite Directions

By Laura Poppick published

The Earth's magnetic field is responsible for the rotation of both the inner and outer cores, new research suggests.

Geology
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Early Humans Lived in China 1.7 Million Years Ago

By Charles Q. Choi published

Evolution
Earth's layers

Earth's Core 1,000 Degrees Hotter Than Expected

By Elizabeth Howell published

New experiment looked at the melting temperature of iron under pressure.

Physics & Mathematics
Image of night sky with aurora and red arc

Faint 'Red Arcs' Spotted Over Europe

By Charles Q. Choi published

Advanced cameras helped scientists spot the phenomenon.

Planet Earth
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Ancient Cooking Stones Reveal Earth's Past Magnetic Field

By Tia Ghose published

Minerals in ancient stones from the steam ovens of New Zealand's first settlers can reveal the Earth's magnetic field going back 700 years

Geology
earth's magnetic field, magnetosphere, magnetopause, what causes auroras, solar wind, how magnetic field protects earth, earth

Leaks Found in Earth's Protective Shield

By Crystal Gammon published

Phenomenon in magnetosphere can act to let solar particles in.

Planet Earth
Earth's Magnetic Field and Poles

Why Earth's Magnetic Field Is Wonky

By Becky Oskin published

Scientists have wondered why the magnetic and geographic North Poles don't match up.

Planet Earth
If Earth's magnetic field reversed, compasses would point toward Antarctica. Credit: Francesco81 | Shutterstock

What If Earth's Magnetic Poles Flip?

By Natalie Wolchover published

What will happen if or when the direction of Earth's magnetic field reverses, so that compasses point south?

Planet Earth
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