Superionic water—the hot, black and strangely conductive form of ice that exists in the center of distant planets—was ...

Scientists tracked active solar region NOAA 13664 for 94 days, showing how persistent magnetic complexity drives flares and ...

Lego packs an electronics platform with 3D magnetic tracking, multi-radio communication, and inductive charging into a brick.

This artist’s concept depicts a smaller white dwarf star pulling material from a larger star, right, into an accretion disk.

NASA’s IXPE has just revealed the hidden geometry of a white dwarf’s cosmic feeding frenzy—using X-rays to see what no ...

Long-term satellite measurements show that Earth’s magnetic field is changing faster and more unevenly than expected, driven ...

Researchers followed a single solar hotspot for 3 months as it unleashed nearly 1,000 flares, revealing insights about our Sun's fury.

A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...

If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds deceptively simple. There’s a metal plate with current flowing across it in one ...

Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t pose a threat to life Earth’s magnetic field surrounds the planet, with ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Nov 28, 2025, 07:59am EST Map of the strength of the Earth's ...