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19810
I couldn’t help noticing the last sentence in this article: “One of the system’s 30 possible climate subtypes—a temperate climate with a cold, dry summer—wasn’t found anywhere on Earth.” The comment reveals that the writer has never read Mark Twain’s comment that the coldest winter he ever spent was a summer in San Francisco. Jay […]
- Health & Medicine
Hepatitis B found in wrestlers’ sweat
Traces of hepatitis B have turned up in the perspiration of wrestlers, suggesting that the virus could spread to their opponents and teammates.
- Paleontology
Catching evolution in the act
Paleontologists have unearthed fossils that provide direct evidence of something scientists had long suspected: The tiny bones in the middle ears of modern-day mammals evolved from bones located at the rear of their reptilian ancestors' jaws.
