Have you ever heard of a heating degree day? It is a meteorological statistic that is not often discussed, yet it plays an ...

An area of high pressure is bringing record-high heat to some parts of the U.S., with an added boost from climate change ...

It’s no secret that Americans have an independence streak. We don’t use the metric system. We insist on writing dates with the month before the day—something virtually no other country does. And we ...

… but our independent journalism isn’t free to produce. Help us keep it this way with a tax-deductible donation today. While worker wasps become unable to fly in temperatures below 50 degrees ...