Apr. 25, 2026 A major physics experiment has uncovered evidence for a strange new form of matter, where a fleeting particle gets trapped inside a nucleus. This exotic state may reveal how mass is ...

A magnet is a metal that can attract (pull) or repel (push) other types of metals. Every magnet is a metal, but not all metals are magnets. The force of magnets is called magnetism. Magnetism can work ...

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