Stress can improve your work performance, but too much can reduce it. Here are three tips from a cognitive scientist on how ...

A clean energy tech startup shares reasons to be optimistic about climate sector despite President-elect Trump's support of fossil fuels.

The success of renewable energy may depend on battery storage 03:33. Rachel Harper used to work in the oil and gas industry in Texas and never thought she'd be working next to solar panels all day.

The Principle of Conservation of Energy. Key fact: ... Energy transferred and work done are both measured in joules (J). Calculating work done.

In nations with an energy use of only 500 kWh of energy per capita, there is often only subsistence-level agricultural production, and incomes hover around $1,000 per year.