Heatwave Exposure Linked to Increased Risk of Preterm Birth in California

A new study at UC San Diego, published February 11, 2020, found that exposure to heatwaves during the last week of pregnancy was strongly linked to an increased risk of preterm delivery – the hotter the temperature or the longer the heatwave, the greater the risk.

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Simple Self-Charging Battery Offers Power Solutions for Devices

A new type of battery combines negative capacitance and negative resistance within the same cell, allowing the cell to self-charge without losing energy, which has important implications for long-term storage and improved output power for batteries. In Applied Physics Reviews, researchers at the University of Porto and the University of Texas at Austin report making their very simple battery with two different metals, as electrodes and a lithium or sodium glass electrolyte between them.

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Military waste has unexpected consequences on civilians, the environment

The military waste that results from the United States military’s drive to remain permanently war ready has unexpected consequences on civilians and the environment, according to a new book by a faculty member at Binghamton University, State University of New York.

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