Feature
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Health & MedicineTelltale Charts
Overturning a basic tenet of conventional wisdom in cardiology, new research suggests that more than half the people who develop heart disease first show one of the warning signs of smoking, having diabetes, or having high blood pressure or cholesterol.
By Ben Harder -
PhysicsWet ‘n’ Wild
Scientists have tracked the weirdness of water to microscopic arrangements of molecules and perhaps to the existence of a second, low-temperature form of the familiar substance.
By Peter Weiss -
PaleontologyL.A.’s Oldest Tourist Trap
Modern excavations at the La Brea tar pits are revealing a wealth of information about local food chains during recent ice ages, as well as details about what happened to trapped animals in their final hours.