Climate change is increasing frequency of fish mass die-offs

As the planet's climate has gotten warmer, so has the prevalence of fish die-offs, or mass mortality events. These die-offs can have severe impacts on the function of ecosystems, imperil existing fish populations and reduce ...

Italian nurse acquitted of murder after statistical analysis

Italian nurse Daniela Poggiali was arrested and convicted of murdering two hospital patients in 2014. Her case attracted the attention of Leiden statistician Richard Gill. After his investigation, together with an Italian ...

How baboons keep healthy family boundaries

Finding love in a small isolated place can be tough when everyone is a familiar face, or when half the dating pool is already out because they're all close relatives.

Black death mortality not as widespread as believed

The black death, which plagued Europe, West Asia and North Africa from 1347 to 1352, is the most infamous pandemic in history. Historians have estimated that up to 50 percent of Europe's population died during the pandemic ...

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