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As seasons change spring can often bring violent, deadly tornadoes to the central United States. But this year has been different, with a record-breaking lull in tornado activity and a corresponding drop in tornado deaths, according to NOAA’s Storm Prediction Center.

The Trump administration is planning to order grid operators to buy electricity from struggling coal and nuclear plants, which face shutdowns due to competition from cheaper natural gas and renewable energy, according to a draft memo obtained by Bloomberg News. The memo argues that the directive, which would be carried out by the U.S. Department of Energy using emergency authority, is justified for national security reasons.

New research from Northumbria University has revealed that metal-related pollution began in the Balkans more than 500 years before it appeared in western Europe, and persisted throughout the Dark Ages and Medieval Period, meaning the region played a far bigger role in mineral exploitation than previously believed.

Investigations of the atmosphere by means of unmanned mini-airplanes can contribute significantly to the investigation of the causes of Arctic climate change, as they provide an insight into ground-level air layers that are not monitored by other measuring stations.

A specialized fat molecule, called cardiolipin, that is made within the body's own fat cells, is far more significant to the body's overall state of health than previously realized.