The severity of drought conditions during the demise of the Maya civilization about one thousand years ago has been quantified, representing another piece of evidence that could be used to solve the longstanding mystery of what caused the downfall of one of the ancient world’s great civilizations. Researchers from the University of Cambridge and the […]
Researchers have pinpointed the date of what could be the oldest solar eclipse yet recorded. The event, which occurred on 30 October 1207 BC, is mentioned in the Bible and could have consequences for the chronology of the ancient world. Using a combination of the biblical text and an ancient Egyptian text, the researchers were […]
BOULDER, Colo., September 21, 2015–Greenhouse gas emissions from thawing Arctic permafrost could result in an additional $43 trillion in economic impacts by the end of the twenty-second century, according to a new study by researchers from the University of Cambridge and the National Snow and Ice Data Center. These extra impacts justify the need for […]
A newly-designed material, which mimics the wing structure of owls, could help make wind turbines, computer fans and even planes much quieter. Early wind tunnel tests of the coating have shown a substantial reduction in noise without any noticeable effect on aerodynamics. An investigation into how owls fly and hunt in silence has enabled researchers […]