Anomalous” heat flow, which at first appears to violate the second law of thermodynamics, gives physicists a way to detect quantum entanglement without destroying it.

Battery cell voltage is the most fundamental measurement made on the cell. While on the surface measuring voltage seems easy, ...

The president signed the 45-day bill on Saturday night. The U.S. seemed to be barreling toward what would have been one of the largest government shutdowns in history -- until a stopgap 45-day funding ...

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