Rhodes Colossus siege equipment sale

Abandoned siege gear helped build Rhodes’s Colossus

After Demetrius Poliorketes gave up his year-long siege of Rhodes in 304 BC, the Rhodians sold the equipment he left behind. They used the money to build a statue of their sun god Helios, later counted among the Seven Wonders of the Ancient World.

Entanglement cannot send messages faster than light

Entangled particles can produce strongly linked results even when they are far apart. But nobody can choose the result of an individual measurement. Because the outcomes cannot be controlled, entanglement by itself cannot be used to send a message faster than light.

Tourists are rushing to see places before they disappear

Melting glaciers and threatened natural wonders attract visitors hoping to see them before they change forever. But getting there—especially by plane—adds greenhouse gas emissions that contribute to the same warming. The rush to witness a disappearing place can become part of the problem.

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Rhodes Colossus siege equipment sale

Abandoned siege gear helped build Rhodes’s Colossus

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