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Major Embryo Shipping Company Halts Business in Alabama

Cryoport, a major embryo shipping company, said on Friday that it was “pausing” its business in Alabama as it evaluated the state’s Supreme Court decision that declared frozen embryos created through in vitro fertilization to be children. “Until the company has further clarity on the decision and what it means for Cryoport, clinics and intended

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Menthol Cigarette Bans Can Reduce Smoking Rates, Study Finds

Nearly a quarter of menthol cigarette smokers quit in the year or two after a ban on menthol went into effect, according to a study published on Wednesday. Researchers found that about half of the menthol smokers switched to other cigarettes and another quarter managed to keep smoking menthols. The rate of menthol smokers who

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Jeff Bezos’ Blue Origin Rocket Moves Closer to Launch

There’s an easy knock against the space dreams of Jeff Bezos and his rocket company, Blue Origin: In its 24th year of existence, the company has yet to launch a single thing to orbit. Blue Origin’s accomplishments to date are modest — a small vehicle known as New Shepard that takes space tourists and experiments

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Genetic Signature of Down Syndrome Found in Ancient Bones

Scientists have diagnosed Down syndrome from DNA in the ancient bones of seven infants, one as old as 5,500 years. Their method, published in the journal Nature Communications, may help researchers learn more about how prehistoric societies treated people with Down syndrome and other rare conditions. Down syndrome, which occurs in 1 in 700 babies

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Kam Ghaffarian’s Moonshots

Much of the American space program is run out of nondescript offices in the Washington, D.C., suburbs. That’s where Kam Ghaffarian, the billionaire space entrepreneur, could be found on an auspicious day. Exactly 47 years before, he had immigrated to the United States from Iran. Mr. Ghaffarian, 66, sat at a table made of gently

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Poison Frogs Have a Strange Behavior That Scientists Seek to Explain

Faster than Gene Kelly tap-dancing in the rain, many species of poison dart frogs tap their middle toes on their hind feet so rapidly it can look like a blur. Three laboratories in different countries recently set out independently to understand why. Their studies all suggest that the presence of prey influences these frogs’ toe-tapping,

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What Scientists Learned from the Oldest Wild Platypus Ever Found

The platypus, a unique egg-laying mammal native to Australia, faces many threats in the wild: climate change, predators, pollution, floods and shrinking freshwater habitats. For males, mating is a dangerous affair that involves wounding one another with their sharp, venomous spurs. But scientists recently identified a male platypus that was just shy of 24 years

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Jeff Koons Sculptures Hitch Ride on SpaceX Rocket to the Moon

The American artist Jeff Koons watched as a SpaceX rocket carrying 125 of his miniature moon sculptures and other cargo departed from the Kennedy Space Center in Florida during the early morning on Thursday. SpaceX estimates that a lunar lander, which was designed by Intuitive Machines and separated from the rocket after takeoff, will reach

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