Mummification in Europe may be older than previously known

Mummification of the dead probably was more common in prehistory than previously known. This discovery was made at the hunter-gatherer burial sites in the Sado Valley in Portugal, dating to 8,000 years ago. A new study, headed ...

Hidden weaknesses within volcanoes may cause their collapse

Lava domes form at the top of many volcanoes when viscous lava erupts. When they become unstable, they can collapse and cause a hazard. An international team of researchers has analyzed summit dome instabilities at the Merapi ...

Genomic effects of inbreeding on Scandinavian wolves

For many years, researchers at Uppsala University have been exploring the genetic origins of the Scandinavian gray wolf population, which was founded by only three immigrating wolves. In their new study the scientists show ...

CRISPR-Cas9 can generate unexpected, heritable mutations

CRISPR-Cas9, the "genetic scissors," creates new potential for curing diseases, but treatments must be reliable. In a new study, researchers have discovered that the method can give rise to unforeseen changes in DNA that ...

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