Caterpillar also lowered its guidance for 2015, saying expected sales and revenues are now $1 billion lower than previous estimates.
Materials stocks tumbled Tuesday, and according to some traders it could get even worse.
Stacey Gilbert, Susquehanna Capital Group, and Boris Schlossberg, BK Asset Management, look at the materials sector, as global growth concerns multiply.
The two worst-performing stocks in the S&P find themselves at the center of the commodities selloff.
Batteries with their own transparent solar cells could as as energy collecting windows or smartphone screens.
According to USDA, net farm income is forecast to be $58.3 billion in 2015. That's far worse than the government's February outlook.
Australian iron ore miner Fortescue said FY profit dropped nearly 90% to $316M million on weak prices for the steel-making ingredient.
Jon Mabbitt, CEO of Applied Graphene Materials, discusses the wide variety of uses of graphene, which include creating cars that are more fuel-efficient, and regenerative medicines.
Copper miner Kaz Minerals' shares surged 20% on Thursday after Kazakhstan's central bank devalued the tenge, the Financial Times reports.
'Shade balls' have been dumped into Los Angeles reservoirs to protect the region's water supply from contaminants and from evaporation.
European markets finished Friday in the red, after investors digested the latest U.S. jobs report for July.
The "Halftime Report" traders give their under-the-radar picks for the second half of the day.
DuPont cut its full-year earnings forecast, citing the spin-off of its performance chemicals unit and a weak demand for agricultural products.
Martin Lakos, division director at Macquarie Private Wealth, expects a rebound in the prices of oil and iron ore soon, but gold will likely continue to suffer on the back of a strong dollar.
Competition for water is forcing companies and governments to treat water as a more precious resource than they have in the past.
Michael Cuggino, President & Portfolio Manager at Permanent Portfolio Funds, believes aggressive growth in earnings has definitely slowed.
A group calls on regulators to create nature preserves on the bottom of the ocean to counterbalance the effects of deep-sea mining.
Alcoa delivered quarterly earnings on Wednesday that missed estimates, but it reported a beat on revenue.
Nautilus Minerals wants to be the world's first deep-sea miner, and says the ocean floor is the safest place to get needed minerals.
Rumors that Molycorp may seek bankruptcy protection sent its shares plummeting last week.
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