When the bubonic plague reached England in the summer of 1348—spread by fleas, lice, or infected humans, according to the latest theories—it reached a breeding ground for disease. Londoners’ immune ...
The jet stream, or any wind, is the result of differences in surface temperature. In simple terms, warm air rises, creating low pressure, and cold air sinks, creating high pressure. Wind is the ...
Shuang-Ye Wu does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...