All Stories
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LifeBicoastal Atlantic bluefin tuna
Mediterranean and western Atlantic bluefin tuna spend more time in mixed groups than previously thought, suggesting management strategies need to be revisited.
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ChemistryFluorescent bulbs offer mercury advantage
Featured blog: Switching to light bulbs that contain mercury might, surprisingly, reduce overall mercury releases to the environment. Plus, what to do when you break your fluorescent bulb.
By Janet Raloff -
PhysicsDiamonds engage at the nano scale
Manipulating the quantum properties of diamond impurities makes diamond into a kind of microscope that could, for example, reveal the inner working of cells.
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Health & MedicineDon’t forget diet composition
Caloric restriction, an antiaging technique, fails to lower levels of IGF-1, a growth factor that, in high amounts, is linked to cancer in humans. But cutting protein along with calories does decrease IGF-1.
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LifeOld fish, new fish, red fish, blue fish
A difference in vision in cichlids in Lake Victoria could be pushing a species to split into two.
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Health & MedicineOn Following the Money
Judge medical writers on issues that matter most in a given story, not just on what's easiest to quantify.
By Janet Raloff -
Health & MedicinePregnancy curiosity
Asian-Caucasian couples having children face slightly increased risks of pregnancy complications.
By Nathan Seppa -
Health & MedicineYou Choose: Vioxx vs Rofecoxib
Physicians weigh in on how reporters refer to certain medications.
By Janet Raloff -
Health & MedicineAnthrax vaccine makeover
Revamped anthrax vaccination regimen eases some side effects that have hampered the vaccine’s acceptance.
By Nathan Seppa -
HumansMachu Picchu’s far-flung residents
A new chemical analysis of skeletons at the Inca site of Machu Picchu strengthens the idea that the royal estate was maintained by retainers who had been uprooted from homes throughout the empire.
By Bruce Bower -
HumansSecond-Tier Presidential Debates
Here are thematic debates, minus the candidates, that you can take in via your computer.
By Janet Raloff -
Health & MedicineMoms: One Solution to Tainted Milk
Tainted infant formulas point to a problem in the way society values moms.
By Janet Raloff