Business

EPA says its new strict power plant rules will pass legal tests

The EPA on Thursday announced a series of actions to address pollution from fossil fuel power generators, including a final rule for existing coal-fired and new natural gas-fired plants that will eventually require them to ...

Energy & Green Tech

Research pinpoints factors for better battery design

You've probably experienced the dread of a suddenly dead phone that is glacially slow to recharge. Add to that earbuds or laptops that die at the most inconvenient times. And perhaps you've delayed shopping for an electric ...

Engineering

Sound-powered sensors stand to save millions of batteries

Sensors that monitor infrastructure, such as bridges or buildings, or are used in medical devices, such as prostheses for the deaf, require a constant supply of power. The energy for this usually comes from batteries, which ...

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