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 …
NASA Is Tracking a Vast Anomaly Growing in Earth's Magnetic ...
6 days ago · For years, NASA has monitored a strange anomaly in Earth's magnetic field: a giant region of lower magnetic intensity in the skies, stretching out between South America and …
How Do Magnets Work? The Physics Behind Magnetism
May 23, 2025 · Magnets produce magnetic fields, invisible regions of influence that can exert forces on other magnets or magnetic materials. The north and south poles of a magnet define …
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.
Scientists find a surprising twist in Earth's magnetic field
Nov 12, 2025 · Parts of Earth's magnetic field work in reverse compared to what long-standing models predict, new research suggests.
Magnets and Electromagnets - Magnetic Field | Magnets ...
Explore the interactions between a compass and bar magnet. Discover how you can use a battery and coil to make an electromagnet. Explore the ways to change the magnetic field, and …