Some believe the "Babylon Battery" is an ancient device capable of generating electricity—centuries before modern batteries ...

A team of researchers at US university Virginia Tech has developed a concept for a 3D-printed, evaporative cooling system made of hollow clay columns that can be filled with sand and water. The system ...

This is today's edition of The Download, our weekday newsletter that provides a daily dose of what's going on in the world of technology. What role should oil and gas companies play in climate tech?