Energy & Green Tech

A simplified way to turn food waste into hydrogen energy

Americans discard as much as 40 percent of their food, worth about $200 billion a year, according to the U.S. Department of Agriculture. A simple new method from Purdue University scientists could help cut down that amount ...

Energy & Green Tech

Pollution-free hydrogen: green energy breakthrough?

Scientists said Tuesday they have developed a way of extracting hydrogen from oil without releasing greenhouse gases—a breakthrough they hailed as a "silver bullet" for cleaner energy and the climate.