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The Download: South Korea’s hottest bachelors, and advancing eye transplants

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Lately, says Baek, he and his coworkers are having better luck finding dates—perhaps because of the dazzling bonuses they just got. Flush with eye-popping profits from the AI chip boom, SK Hynix agreed to pay 10% of operating profits to employees, which translates to an extra $476,000 per employee this year. Samsung workers received a similar deal this May.

With their newfound wealth, chip workers like Baek have become the most sought-after bachelors and bachelorettes in South Korea.

Discover how AI chip profits are transforming South Korea's dating market—and stoking anxieties.

—Michelle Kim

A device that revives eyeballs from dead donors could make eye transplants possible

It’s not easy to transplant a whole human eye. The surgery is difficult, and eyes start to degenerate as soon as they’ve left the body. When surgeons attempted it a few years ago, the newly transplanted eye couldn’t see.

But researchers believe they might have a solution: a device that maintains and revives freshly removed eyeballs using a technique called perfusion. Treated eyes don’t degrade as quickly and appear to retain the ability to transmit electrical signals—and potentially see.

The device could one day make whole-eye transplants a viable possibility. Here’s how it works.

—Jessica Hamzelou