
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 …
Magnetism | Definition, Examples, Physics, & Facts | Britannica
Nov 9, 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 …
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 …
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.
Magnetism - National Geographic Society
Oct 19, 2023 · The magnetic needle of a compass lines up with Earth’s magnetic poles. The north end of a magnet points toward the North Magnetic Pole, which holds a south magnetic charge.
Physics of light and magnetism rewritten after almost two …
6 days ago · An experiment 180 years ago first demonstrated a connection between light and electromagnetism – but the link is deeper than we thought
Magnetic moment - Wikipedia
Magnetic moment ... In electromagnetism, the magnetic moment or magnetic dipole moment is a vector quantity which characterizes the strength and orientation of a magnet or other object or …
Pigeons sense Earth’s magnetic field in an entirely new way
5 days ago · Pigeons sense Earth’s magnetic field in an entirely new way Specialized hair cells pick electric currents induced by magnetism
What Are Magnets Made Of? | Magnet Basics
When an atom – such as iron – has an odd number of electrons, those unpaired electrons create a magnetic field, turning the entire atom into a tiny magnet. When most atoms in an object are …
How Do Magnets Work? | Physics, Attract, & Repel | Britannica
Magnets work because of magnetic fields which arise from the motion of electric charges. This field exerts forces on other magnetic objects and moving charges, causing attraction or repulsion.