News
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Health & MedicineBad Alzheimer’s proteins sow disorder in the brain
Alzheimer's disease may start with a single abnormal protein that spoils other proteins nearby.
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EarthReading the tale of an ancient river
Ocean-floor sediment near England holds material deposited during the last ice age by what was then Europe's largest river system.
By Sid Perkins -
Planetary ScienceA discordant name for a dwarf planet
The largest known object at the fringes of the solar system, the icy body whose discovery heated up the debate about the nature of planethood, has an apt new name.
By Ron Cowen -
AnimalsScent Stalking: Parasitic vine grows toward tomato odor
A wiry orange vine finds plants to raid for nutrients by growing toward their smell.