For nearly 20 years, physicists and engineers have chased the idea of invisibility. Early efforts focused on hiding objects ...

For more than a century, engineers have chased new ways to turn the planet’s natural motions into usable power, from tides to ...

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

Modern technology depends on precision, yet many critical systems operate in environments filled with invisible magnetic ...

The Sun’s magnetic field is invisible to our eyes, but it quietly shapes everything from the shimmering auroras over the ...

A magnetic cloak works by diverting external magnetic fields so that, to an external observer, the object appears to be absent or invisible. Although this idea ...

Tiny bits of Earth’s atmosphere have been drifting to the moon for billions of years, guided by Earth’s magnetic field.

In the blink of an eye in geological time, Canada has lost one north pole but gained another, a new and different claim to be ...

Far from the Sun, Uranus sits tipped on its side, carrying a magnetic system unlike any other planet’s. Its equator tilts ...