News
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HumansMedieval cure-all may actually have spread disease
Powdered mummies, one of medieval Europe's most popular concoctions for treating disease, might instead have been an agent of widespread germ transmission, new research suggests.
By Sid Perkins -
Suppressed thoughts rebound in dreams
Thoughts that are consciously suppressed during the day often pop up in dreams, regardless of whether they involve emotionally charged desires, a new study suggests.
By Bruce Bower -
EarthNew U.N. treaty on toxic exports
The United Nations enacted a new treaty to ban exportation of any of a list of toxic chemicals without the prior informed consent of an importing nation.
By Janet Raloff -
Health & MedicinePhthalate exposure from drugs?
Use of an ingestible prescription drug may explain the highest blood concentration of a chemical plasticizer ever observed.