科学与环境

The first stand-alone nuclear clock is ticking in Vienna

来源: Phys.org - latest science and technology news stories · 发布于

The first stand-alone nuclear clock is ticking in Vienna
来源: Phys.org - latest science and technology news stories

For decades, researchers around the world have been working toward this goal—and now major advances are following in rapid succession. Vienna is now home to the world's first nuclear clock that stabilizes itself, as atomic clocks typically do. This system has been shown to remain

For decades, researchers around the world have been working toward this goal—and now major advances are following in rapid succession. Vienna is now home to the world's first nuclear clock that stabilizes itself, as atomic clocks typically do. This system has been shown to remain stable for more than 24 hours without intervention, and the related findings are published in the journal Nature.

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Bats may have first evolved in Europe 65 million years ago
科学与环境

Bats may have first evolved in Europe 65 million years ago

A huge genomic and fossil study suggests bats first evolved in Europe around 65 to 60 million years ago before spreading across the globe. The findings also indicate that flight and echolocation emerged near the beginning of bat evolution, potentially helping explain how bats bec

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