President Trump's move to impose a 50% tariff on U.S. copper imports targets a vital metal that is widely used in many products and industries. That could lead to higher prices for everything from appliances and electronics to cars and home repairs,

U.S. President Donald Trump announced on Wednesday a 50% tariff on copper, saying on social media that it would be effective August 1 and that the decision was made after a national security assessme...

It still hit like a bombshell, with potential to shake up U.S. efforts to expand, develop and deploy artificial intelligence.