NORFOLK, Va. — Tropical waves are sometimes called "invests" or "investigative areas." These are areas of unsettled weather that we want to monitor for the potential of tropical development in the ...

This is when you should seas the opportunity to go on a cruise. The American Automobile Association estimates that 20.7 million Americans will go on ocean cruises this year, a higher number than ...

As Seattle braces for a stretch of days in the low 90s this week, one question popped into my head: What even is a “heat wave”? As a transplant from Los Angeles, I think of a heat wave as temperatures ...

H3N2 has actually been circulating since around 1968 with annual genetic changes designed to evade our immune systems. Its ...