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Metamaterials are artificial materials that do not occur in nature. Their components function like atoms in conventional materials but have special optical, electrical and magnetic properties.

Stocks fell on Friday, closing out the worst week in more than two months, as Trump trades lost steam and investors bet the ...

Stocks fell on Friday, closing out the worst week in more than two months, as Trump trades lost steam and investors bet the ...

Wall Street's main indexes closed lower on Friday, with the S&P 500 and Nasdaq notching their biggest one-day losses in two ...

U.S. stocks tumbled Friday as the “Trump bump” that Wall Street got from last week’s presidential election, along with a cut ...

U.S. stocks suffered their worst loss since election day as the boost from Donald Trump's victory and a Federal Reserve ...

The S&P 500 fell 1.3% on Friday, Nov. 15, after the Fed chair struck a cautious tone about additional rate cuts and a report ...

Applied Materials' stock is in free-fall due to weak earnings and guidance. Learn why AMAT stock remains a sell with ...

Stocks fell sharply on Friday as the post-election rally lost its momentum. The S&P 500 lost 1.6% at last check, while the ...

Stocks fell, headed for the worst week in more than two months, as Trump trades lost steam and investors bet the Federal Reserve will have to slow the pace of policy easing.