Science

The Fight to Tame a Swelling River With Dams Outmatched by Climate Change

Want climate news in your inbox? Sign up here for Climate Fwd:, our email newsletter.There were no good choices for John Remus, yet he had to choose.Should he try to hold back the surging Missouri River but risk...

Chop Up a Worm. It Will Regenerate. Scientists Figured Out Why.

An essential rite of passage for many an otherwise nonviolent child involves cutting an earthworm down the middle and watching as the two halves squirm. One half — the one with the brain — will typically grow into...

Obama-Era Oil Leases Broke the Law by Not Assessing Climate Impact, Judge Rules

Want climate news in your inbox? Sign up here for Climate Fwd:, our email newsletter.WASHINGTON — The Obama administration violated federal law by failing to adequately take into account the climate change impact of leasing public land for...

F.D.A. Approves First Drug for Postpartum Depression

Stephanie Hathaway, 33, a mother of two in South Windsor, Conn., had no history of depression. But after giving birth to her daughters — Hadley, 4, and Brenley, 2 — she began crying nonstop, and lost...

Karen Uhlenbeck Is First Woman to Receive Abel Prize in Mathematics

For the first time, one of the top prizes in mathematics has been given to a woman.On Tuesday, the Norwegian Academy of Science and Letters announced it has awarded this year’s Abel Prize — an award modeled...

Moving Dung Is a Dirty Job. These Beetles Live for It.

Q. Are dung beetles ever employed as a natural way to handle animal feces?A. The thousands of species of voracious beetles in the family Scarabaeoidea evolved to move, bury and consume the excrement of many animals in nature....

DNA and a Coincidence Lead to Arrest in 1999 Double Murder in Alabama

It was the case that haunted a small city in Alabama for nearly two decades: Two 17-year-old girls disappeared on the way to a birthday party and were later found shot to death in the trunk of a...

How Ultima Thule Is Like a Sticky, Pull-Apart Pastry

HOUSTON — To Kirby Runyon, a planetary scientist at the Johns Hopkins Applied Physics Laboratory, the small distant object that NASA’s New Horizons spacecraft flew past on the first day of this year reminds him of monkey bread.For...

Women With Twin Brothers Are More Likely to Face Penalties at School and Work

Pranjal Mehta, an experimental psychologist at University College London who studies the effects of hormones on behavior, cautioned against drawing simplistic conclusions from the results. “Testosterone might not have direct effects on behaviors,” he said. “It depends on...

Trump Plans to End the AIDS Epidemic. In Places Like Mississippi, Obstacles Are Everywhere.

JACKSON, Mississippi — “I come from the smallest town in Mississippi, in the buckle of the Bible Belt,” said Gerald Gibson, outreach manager at Open Arms Healthcare Center, the only clinic created to serve gay black men

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