
Magnet - Wikipedia
A magnet is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on other ferromagnetic …
Magnetism | Definition, Examples, Physics, & Facts | Britannica
Dec 17, 2025 · Magnetism, phenomenon associated with magnetic fields, which arise from the motion of electric charges. It can be an electric current in a conductor or charged particles moving through …
How Do Magnets Work? The Physics Behind Magnetism
May 23, 2025 · At its core, magnetism is a force—a special kind of interaction between objects that can cause attraction or repulsion without physical contact. Magnets produce magnetic fields, invisible …
MAGNETIC Definition & Meaning - Merriam-Webster
The meaning of MAGNETIC is possessing an extraordinary power or ability to attract. How to use magnetic in a sentence.
The Physics Classroom Tutorial: Magnetic Fields and Electromagnetism ...
Just as electric charges have electric fields surrounding them, magnets have magnetic fields that surround them. This page explores the important concept of the magnetic field and how magnetic …
Magnetism - Math is Fun
Fridge magnets, compass needles and some door fasteners are all examples of permanent magnets. Their magnetism comes from the "spin" of electrons. This isn't like the spinning of a basketball, but a …
22: Magnetism - Physics LibreTexts
Magnetism is a subject that includes the properties of magnets, the effect of the magnetic force on moving charges and currents, and the creation of magnetic fields by currents.
Don't Panic: The South Atlantic Anomaly Is Expanding | Weather.com
6 days ago · Scientists discovered Earth’s magnetic field is weakening over the Atlantic Ocean, but what does that mean for life on the ground?
Why the Magnetic North Pole Is Rapidly Moving - Popular Mechanics
Aug 23, 2025 · The Magnetic North Pole Is Rapidly Moving Because of Some Blobs It started in Canada and now it’s inching closer to Siberia. Thanks a lot, blobs. By Jennifer Leman Published: Aug 23, …
Georgetown Scientists Identify Sustainable Alternatives for Next ...
2 days ago · Heat-assisted magnetic recording media Spintronic devices and magnetic tunnel junctions Energy-efficient, rare-earth-free permanent magnets By demonstrating that high magnetic anisotropy …