These Butterflies Evolved to Eat Poison. How Could That Have Happened?

Monarch butterflies eat only milkweed, a poisonous plant that should kill them. The butterflies thrive on it, even storing milkweed toxins in their bodies as a defense against hungry birds. For decades, scientists have marveled at this adaptation. On Thursday, a team of researchers announced they had pinpointed the key evolutionary steps that led to…

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Stretch marks on the thighs: What to know

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What Does Having a Boyfriend Have to Do With Sleep?

Owen Dennis Riley, 17, has never had a girlfriend. But he plays a boyfriend to at least half a million subscribers on YouTube. He brings you gifts on Valentine’s Day and soup when you’re sick. He serenades you, if you’re into that sort of thing. Most important, he wants to help you get a good…

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One Month, Four Cities, Endless Fashion Moments

FASHION week The best photos from the collections shown in New York, London, Milan and Paris in September. Oct. 2, 2019 New York ImageJeremy ScottCreditDolly Faibyshev for The New York Times Tomo KoizumiCreditLandon Nordeman for The New York Times Backstage at Brandon Maxwell.CreditJohn Taggart for The New York Times Janelle Monáe performs at the Ralph…

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James Robinson, 79, Dies; Filled an Ambulance Gap in Brooklyn

When a 7-year-old girl was hit by a car one day in 1988 in the Bedford-Stuyvesant section of Brooklyn, it took more than 30 minutes for an ambulance to arrive. When it did, her uncle, James Robinson Jr., climbed in for the ride to the hospital. The ambulance was equipped with lifesaving equipment, he said,…

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2020 Is Coming. How Will it Look?

PARIS — It’s a complicated thing for a designer to be responsible for the last show of a fashion week: There’s an expectation, illogical though it may be, that the event may somehow sum up all the others; put a nice, neat bow on top. This is compounded when the show is the last show…

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The Art of Sourdough

Good morning. I was in Montauk over the weekend, the easternmost tip of Long Island in New York, chasing fish in the rips and off the point, then west along the south side of the island to Warhol’s and Ditch. On shore, there were the usual dock hangs, and two somewhat-larger affairs into which I…

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How the Pineapple Became the Icon of I.V.F.

Pineapples have become a powerful symbol for women struggling with infertility. The fruit appears in the profile photos and Facebook feeds of women in online infertility communities, and dominates hashtags related to in vitro fertilization on Instagram. Women arrive for egg retrievals wearing pineapple leggings, T-shirts and dresses. They jot down notes in pineapple-covered notebooks…

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Woodbury Common: Bargain Hunting in the Fashion Afterlife

They come by car and park in color-coded garages set along the perimeter of a cluster-model mall — stores arranged in Stepford neighborhood groupings: Niagara, Hudson Valley, Saratoga. The shops face inward around a series of walkways leading to open-air commons, framed by the pastoral backdrop of low wooded hills. They come by the millions,…

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Happily, Ever Open

Daley South had six bridesmaids in her 2016 wedding to Logan South; one of them was her husband’s girlfriend. The Souths are in an open and polyamorous relationship and have been since they started dating seven years ago. “We were actually all dating at first,” Ms. South said of her bridesmaid, Ilona Westenra. “I really…

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