The major U.S. stock-market indexes closed lower on Thursday. The Dow, S&P 500 and Nasdaq spent most of the day trading lower, but briefly climbed into positive territory during the final hour of ...

All three major U.S. stock indexes were lower in the final hour of trading as investors grappled with the impact of the war against Iran and the first [triple-witching options expiration]( ...

Pompeii didn’t die in one instant—it collapsed in stages, hour by hour, as the sky turned into ash. At first, people watched the eruption like it was distant trouble, not the end of the world. Then ...