COPENHAGEN, Denmark (CN) — At a time of increasing geopolitical tensions, it is too risky to share academic knowledge of new technologies that could be used for espionage purposes, advanced warfare or ...
The Nature Index tracks primary research articles from 145 natural-science and health-science journals, chosen based on reputation by an independent group of researchers. The Nature Index provides ...
Graph shows sea ice extent in recent years for the northern hemisphere. The gray shaded area corresponds to the climate mean, plus/minus 2 standard deviations. (Danish Meteorological Institute via ...
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