Sarah Zhang
The Fertility Doctor’s Secret
Donald Cline must have thought no one would ever know. Then DNA testing came along.
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Peiffer Wolf Carr Kane IVF Mix-Ups Have Broken the Definition of Parenthood
When a New York woman gave birth to twins after IVF, neither baby was related to her, or to each other.
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National Park Service / Associated Press A Surprising Idea About the Risks of Extinction
The tiny population of wolves on Isle Royale descended from a much larger group. What if that helped doom them?
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Joerg Sarbach / AP The Hospital Is Too Damn Loud
The average hospitalized patient endures 350 alarms each day.
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Lois S. Wiggs / CDC Should Human Feces Be Regulated Like a Drug?
A fecal-transplant patient has unexpectedly died just as the FDA is deciding the future of the unconventional procedure.
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bookzv / Shutterstock The Pediatrician’s Most Awkward Task
Can doctors teach people how to parent?
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Photos courtesy of Tim Gullicksen / Paul Spella ... The Man With 17 Kids (And Counting)
After becoming a sperm donor, Tim Gullicksen wanted to get to know his donor kids. Now he invites them all out to a lake in California every summer.
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John Kolesidis / Reuters A Medieval Grape Is Still Used to Make Wine
It’s been genetically unchanged for at least 900 years.
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Courtesy of the Monterey Bay Aquarium Research Institute We Were Missing Most of the Plastic in the Ocean
The highest levels of microplastics are found more than 650 feet below the surface.
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Kin Cheung / AP A Mutation That Resists HIV Has Other Harmful Consequences
He Jiankui chose a famous mutation to edit into human embryos. Scientists are still trying to figure out everything it does.
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Mizumoto / Proceedings of the Royal Society B An Incredible Fossil Contains a Whole School of 259 Fish
How did they all die at once?
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Lipskiy / Mad Dog / Shutterstock / The ... Why Anti-vax Doctors Are Ordering 23andMe Tests
Naturopaths have long been obsessed with a gene called MTHFR. Now vaccine skeptics are testing for it too.
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N. D. Mitrofanov / Natural Nidality of Transmissible ... Soviets Tried So, So Hard to Eliminate the Plague
“Literally tens of thousands of people were employed to just spoon poison into the burrows.”
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Ed Herrera / ABC The Trouble With Fathering 114 Kids
A suitor on The Bachelorette says he is a sperm donor with 114 kids—is that too many?
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Alyssa Shukar / The Atlantic A Decades-Old Doctor’s Secret Leads to New Fertility-Fraud Law
In the ’70s and ’80s, Donald Cline fathered more than 50 children by using his own sperm in his patients. A new law makes such actions illegal.
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Jeremy Pettus / Loop / The Atlantic People Are Clamoring to Buy Old Insulin Pumps
How an obsolete medical device with a security flaw became a must-have for some patients with type 1 diabetes
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Mary Stiner / Asikli Hoyuk project photo archive Why Archaeologists Are Studying 10,000-Year-Old Urine
The history of animal domestication might be recorded in ancient pee.
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Oosterhof et al / American Journal of Human ... The Boy Missing an Entire Type of Brain Cell
Microglia make up 10 percent of the brain, and an extremely rare case shows just how important they are.
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CDC / Pete Wardell When Gut Bacteria Betray Their Hosts
Decades after a deadly outbreak, a researcher found a key clue to its cause inside frozen microbes.
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Brian Lasenby / Shutterstock Even Viruses Can Get Infected With Other Viruses
Three tiny, newly described viruses—named Larry, Curly, and Moe—target bigger viruses.
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Reuters pool A DNA Company Wants You to Help Catch Criminals
FamilyTreeDNA was criticized for secretly working with the FBI. Now it’s explicitly asking potential customers to help law enforcement.
