Mars' magnetic mystery may finally have a solution—scientists now think the Red Planet’s ancient magnetic field only existed ...

Did ancient sunscreen and sewing needles save humanity? In a nutshell 41,000 years ago, Earth’s magnetic field weakened to ...

A new study suggests the extinction of Neanderthals nearly coincided with a shift in Earth's magnetic field that let more ...

What if Earth’s magnetic field disappeared tomorrow? Explore the catastrophic effects on life, technology, and the planet’s atmosphere, including increased radiation, satellite failures ...

Parker now studies how magnetic fields shield (or don’t) planetary atmospheres from escape with dave, with an initial focus on the Earth’s atmosphere during geomagnetic reversal. Parker has also ...

When an electric current passes through a metal wire, a magnetic field forms around that wire (see diagram at right). Likewise, a wire passing through a magnetic field creates an electric current ...

Earth's magnetic field is more than just a navigational tool—it serves as a protective shield, safeguarding the planet from solar wind and cosmic radiation. However, the field's strength has ...