Morning Overview on MSN

A thorium nuclear clock ran itself for 24 hours, drifting a second every 30 million years

A thorium-229 nuclear clock built at TU Wien in Vienna has a fractional precision of about one part in 10 to the 15th power, ...
Forbes

MoMA Is Exhibiting A 24-Hour-Long Movie That Operates Like Clockwork

Splicing together footage from more than 12,000 films, Christian Marclay’s cinematic masterpiece might be the most complex clock ever built. (It’s definitely one of the most mesmerizing.) It’s high ...