So you got a sunrise alarm clock for Christmas — here’s how to use it to fall asleep faster and wake up full of energy

A sunrise alarm clock uses gradual light and gentle sounds to wake you more naturally. It can also double as a night light ...

The AI Safety Demo That Caused Alarm in Washington

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The New York Times

Some of the World’s Atomic Clocks Were Off Last Week (by 5-Millionths of a Second)

How some of the world’s most precise clocks missed a very small beat. By Mike Ives and Adeel Hassan Time appeared to skip a beat last week when some of the world’s most accurate clocks were affected ...