Fast chargers can cut downtime on cordless tools, but many users wonder whether that extra speed comes at a long-term cost to ...

Electric cars have quietly proved tougher than many early skeptics expected, yet how we charge them still makes a big ...

New evidence shows that a tiny barrier inside solid-state battery cells can decide whether fast-charging will be common in the near future.

Issam Mudawar, a professor of mechanical engineering at Purdue University, has been solving heat-related emergencies for 37 years. They often follow a pattern. Anyone who dreams up a supercomputer, or ...