Feature
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PaleontologyA Makeover for an Old Friend
Time and technology revamp a dinosaur classic.
By Sid Perkins -
ChemistryKing Midas’ Modern Mourners
Chemistry resurrects—in Philadelphia—an ancient funeral banquet.
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AnimalsHooking the Gullible
Research into fish behavior often reveals ways that bait designers can trick a fish into biting odd-looking lures, but angler appeal can also be an important marketing consideration.
By Sid Perkins -
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AstronomyX-Ray Visionary
Proposed observatory would image black holes and coronas of nearby stars.
By Ron Cowen -
TechReinventing the Yo-Yo
No longer simple toys, today's pricey yo-yos sport high-tech features—such as ball bearing transaxles and precision string-snagging mechanisms—that permit dazzling new styles and complex tricks.
By Peter Weiss -
AstronomyShades of Venus
On June 8, for the first time in 122 years, the silhouette of Venus will move across the face of the sun.
By Ron Cowen -
EarthTales of the Undammed
Although destroying dams is often presumed to restore rivers, the results of such action are actually mixed, according to recent studies.
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Quite a Switch
Cells use ribonucleic acids that bind to small molecules such as vitamins to control gene activity.
By John Travis -
AnthropologyMonkey Business
They're pugnacious and clever, and they have complex social lives—but do capuchin monkeys actually exhibit cultural behaviors?
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Health & MedicineAll Roads Lead to RUNX
Genetic mutations that predispose some people to the autoimmune diseases lupus, psoriasis, and rheumatoid arthritis appear to have a common molecular feature: They derail the work of a protein, called RUNX1, that regulates how active certain genes are.
By Ben Harder