The waiver was the key incentive to get Tehran to agree to the interim peace deal, which is now at risk after days of skirmishes in the Strait of Hormuz.

Senior US military commanders bypassed warnings in critical databases that intelligence about potential targets in Iran was severely out of date and approved some strikes — including one that hit a school,

Forecast models project peak El Niño strength that looks “competitive with the strongest events observed over the past century.”

US President Trump's Washington DC speech included some of his political agenda but also honored war veterans and American history.

Experts say the critical reservoir system is careening toward a breaking point as the US west’s climate warms and dries

The Trump administration’s military strike in January against Cuba’s former ally Venezuela cut off a crucial supply of oil to the island. It was soon followed by a US-ordered oil blockade on the island,

As eastern and central U.S. states may soon feel relief from the heat, temperatures will soar in the West.

U.S. stock-index futures gained on Sunday, with Wall Street looking to extend last week’s gains.