Berkshire Hathaway fell 5.5% for one of the market’s bigger losses. Legendary investor Warren Buffett announced over the ...

Colombia's state oil firm Ecopetrol is planning to cut some 1 trillion pesos ($232 million) in costs and expenses and ...

Global oil refineries’ strong profit margins signal healthy oil consumption today, a stark contrast with the grim long-term ...

Long-threatened tariffs from U.S. President Donald Trump have plunged the country into trade wars abroad — all while on-again ...