These low-tech systems offer cheap, long-duration storage with minimal degradation, using abundant materials and basic ...

As global energy demand accelerates, one truth remains underappreciated: heat is the largest end use of energy. Today, more than 50 percent of global final energy consumption is dedicated to ...

A research group from Ghana has developed a solar PV-powered steam cooker (ISESC) with sand-based thermal energy storage (TES). “The potential of sand, given its thermal stability and low cost, has ...

Europe has experienced a wind and solar boom over the past decades, with new renewable energy projects coming online. But the uptick in renewables has created a problem that few saw coming – sometimes ...

For more than a century, fossil fuel companies have drilled oil and gas wells to increase the production, consumption, and export of fossil fuels. These wells are often abandoned once they are no ...

When spring arrives and the heating season comes to an end, keeping warm becomes less of an issue. However, scientists remind us that it is not just a seasonal necessity -- heat is also a valuable ...