Need a New Knee or Hip? A Robot May Help Install It

“When I started practice 30 years ago, if someone had hip pain, we’d take an X-ray and even if they had arthritis, and were in their 40s, we’d tell them to modify their activity and wait,” said Dr. William Maloney, professor of orthopedic surgery at Stanford University. No longer. “The technology caught up with our…

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When Raf Met Miuccia

RS: The one lesson I think fashion will not learn from this, which is the one it should learn, if I am being brutally honest, is that it should be less greedy. It became too much this economic machine. For the majority the first desire is economic growth. Everyone just had less growth, so everyone…

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Snapchat Wants You to Post. They’re Willing to Pay Millions.

In late November, Cam Casey, a TikTok star with over seven million followers, was relaxing at home when he decided to upload a video of a science experiment that resulted in a Coca-Cola bottle exploding to Snapchat. Mr. Casey, 19, had read that the company had introduced a new TikTok-like feature called Spotlight within the…

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Side by Side in a Preschool Photo

Alexandra Levy Olsman and Zachary Isaac Frankel lived across Rittenhouse Square from each other at a young age and went to the same Montessori preschool in Philadelphia. But, when a mutual friend introduced them in October 2016, they had no memory of ever meeting. Mr. Frankel said the mutual friend, Lauren Jacobs, had reached out…

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After a Few Dates, They Traveled to the Other Side of the World

Imagine this: In the wee hours one morning, during a vacation in Southeast Asia, you set off with a guide to hike to the top of Mount Merapi, a volcano in Indonesia. After a grueling, miles-long plod, you arrive at the top, just in time for sunrise. You find the perfect spot to sit. As…

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Biden Picks Former F.D.A. Chief to Lead Federal Vaccine Efforts

President-elect Joseph R. Biden Jr. has chosen Dr. David Kessler to help lead Operation Warp Speed, the program to accelerate development of Covid-19 vaccines and treatments, according to transition officials. Dr. Kessler, a pediatrician and lawyer who headed the Food and Drug Administration during the presidencies of George Bush and Bill Clinton, has been a…

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Speed Swiping Right to a Warm, Winning Smile

Rachel Jennifer Heyman did some quick-fire swiping on the Tinder dating app at her apartment in Manhattan one Saturday evening in January 2019 with her friend over glasses of wine, a variety of Trader Joe’s appetizers and reality TV. “At points we would take each other’s phone,” she said, and swiped right for each other…

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A Data-Driven Courtship

The spreadsheet that Nicole Alison Woon and Jeffrey Ryan Chheng use to record the restaurants they’ve patronized in Seattle, nearly over 500 and counting, can be read as an oblique diary of the couple’s developing relationship. It contains Umi Sake House, the sushi spot where Ms. Woon and Mr. Chheng had their second date; RN74,…

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A Very Long Engagement Runs Its Course

Dinesh Desai moved to Silicon Valley in 2008 to take a job at a start-up. He met Claire Umeda on the job. “I knew the second I saw her that she’s the one,” said Mr. Desai, 50, who goes by Dash. “I just knew I was going to be with her.” But as he was…

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Finding Their Second Wind

For Dr. Mariann Channell and Benson Woo, life is good. “We have thoroughly been enjoying each other’s company,” said Dr. Channell, as she strolled around Maui with her new husband, Mr. Woo, one recent night during their Hawaiian honeymoon. “We are fortunate to have found each other.” Dr. Channell, who lives in St. Clair Shores,…

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