Controlling magnetism in a device is not easy; unusually large magnetic fields or lots of electricity are needed, which are ...

Magnetic field lines never ... field has two different directions at the same point, which is impossible. They emerge from the North Pole and enter the South Pole outside the magnet, forming ...

Solar cycle: The sun has a magnetic field with north and south poles similar to a bar magnet. The magnetic field exists due ... and posing risks to astronauts and airline passengers. The two ...

A flower-shaped structure only a few micrometers in size made of a nickel-iron alloy can concentrate and locally enhance ...

Tiny magnetic "flowers" engineered by physicist Anna Palau are redefining how we manipulate magnetic fields. These ...

The findings are published in ACS Nano ("On-Chip Planar Metasurfaces for Magnetic Sensors with Greatly Enhanced Sensitivity"). The magnetic microstructure of the nickel-iron alloy leads to a ...

S cientists have found that it’s possible to generate electric power from Earth’s rotation through its own magnetic field ...

The ability to conduct heat is one of the most fundamental properties of matter, crucial for engineering applications. Scientists know well how conventional materials, such as metals and insulators, ...

Most of the time, the Earth and Sun’s magnetic fields are misaligned, leaving our planet’s field less open to the ...