The city of Tucson, Arizona, sits on America’s southern border, surrounded by the cactus-strewn landscapes of the Sonoran ...

Parts of Alaska are warming up to four times faster than most of the rest of the world. That's forcing tough choices for ...

Ukraine war latest: Russia 'ramping up' hybrid attacks on Europe - as countries warned threat could rise after war ends Moscow is "ramping up" cyber attacks on Europe, according to Dutch ...