Experts find rising humidity destructive to Chile's Chinchorro mummies
(Newser) -
For millennia, Chile's man-made Chinchorro mummies, the oldest in the world, have remained in roughly the same stable condition—the result of a sophisticated mummification process that dates back 7,000 years. Now, they're turning to "black ooze," LiveScience reports. Researchers say that over the last...