As black holes feed, they pull material into a disk around them. The material orbiting in this disk gets heated to extreme temperatures, and so it becomes a plasma — a state of matter in which some of ...

How do magnets really work? Posted: February 8, 2026 | Last updated: February 8, 2026 Magnets can attract or repel without even touching, but how does that happen? This video explains how magnetic ...

How do magnets create a force? Magnetism is a natural force, one that works at a distance. Magnets get their force from magnetic fields created by the atoms within the metal. Magnets are useful for ...

Scientists have shown that changing magnetic fields in precise ways can create exotic quantum matter that does not normally ...

Warnings about magnets and gadgets have been passed down like tech folklore, often without much explanation. The reality is more nuanced: some electronics are genuinely vulnerable to magnetic fields, ...

One of Earth's defining features is its magnetic field. It forms a protective shield against high-energy particles ejected by the Sun and thus arguably has provided life with a safer place to grow ...

Today's computers store information using only two values: 0 and 1. But as electronic devices become smaller and reach their ...