Americans must prepare for cyber warfare

Americans must prepare for cyber warfare

With the war in Ukraine only seeming to ramp up, instead of down, and Vladimir Putin’s aggression against those who defend the Ukrainian people increases, Liberty Vittert, a data science expert at Olin Business School, said it’s only a matter of time until the U.S. faces a cyber attack. But that begs the question: What constitutes an act of war against the United States?
How geography plays a role in evolution

How geography plays a role in evolution

Biologist Michael Landis has developed a new method to measure the extent to which regional geographic features — including barriers between regions, like mountains or water — affect local rates of speciation, extinction and dispersal for species. He considered anole lizards as a test case.
For accuracy, brain studies of complex behavior require thousands of people

For accuracy, brain studies of complex behavior require thousands of people

Scientists rely on brainwide association studies to measure brain structure and function — using brain scans — and link them to mental illness and other complex behaviors. But a study by researchers at Washington University School of Medicine in St. Louis and the University of Minnesota shows that most published brainwide association studies are performed with too few participants to yield reliable findings.
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