Perovskite solar cells have garnered widespread attention as a low-cost, high-efficiency alternative to conventional silicon ...

Almost exactly 200 years ago, French physicist Sadi Carnot determined the maximum efficiency of heat engines. The Carnot ...

Tommy Egan (Joseph Sikora) still has tricks up his sleeve. As his romantic relationship with Mireya (Carmela Zumbado) strengthens, Egan's personal and business lives have become more intertwined.