Outside the small town of Pierce, Colorado, a group of old wells were shut down six years ago when they stopped producing oil. But a startup now wants to repurpose the wells for a geothermal energy ...

Scientists in Japan have developed a new organic device that can harvest energy from heat. Unlike other thermoelectric generators, this one works at room temperature without a heat gradient. Usually, ...

This story is part of the Hotspots series exploring Colorado's geothermal energy industry by CPR's Climate Solutions Team. Explore the series here. On a gusty day in February, Ben Burke and Johanna ...

Thermoelectric generators built entirely from food-grade hydrogels and vanillin harvest heat from hot meals to power edible displays that change color when food reaches safe eating temperature.