Energy & Green Tech

An ingredient in toothpaste may make electric cars go farther

An ingredient in many toothpastes is sodium fluoride, a compound of fluorine. It is added to protect teeth against decay. But compounds containing fluorine have other practical uses that might surprise you. Scientists at ...

Business

Commerce Department launches applications for microchip funding

The U.S. Commerce Department opened applications Tuesday for $39 billion in funding for semiconductor chip manufacturing, kicking off unprecedented federal spending in the tiny component that's crucial for modern technology ...

Energy & Green Tech

EXPLAINER: World Cup host Qatar relies on desalination

Arid and surrounded by the salt waters of the Persian Gulf, World Cup host Qatar is among the world's most water-stressed countries. The nation of 2.9 million people has no rivers, and receives less than four inches (10 centimeters) ...

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