Precision metrology closes in on dark matter

Optical clocks are so accurate that it would take an estimated 20 billion years—longer than the age of the universe—to lose or gain a second. Now, researchers in the U.S. led by Jun Ye's group at the National Institute ...

Quantum heat engine behaviour observed in a qubit

Although many of today's accepted theories of classical thermodynamics predate even the industrial revolution they helped to propel, many open questions remain around how these ideas translate to the level of single quantum ...

3 scientists win Nobel physics prize for black hole research

Three scientists won the Nobel Prize in physics Tuesday for establishing the all-too-weird reality of black holes—the straight-out-of-science-fiction cosmic monsters that suck up light and time and will eventually swallow ...

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