Physicists have identified a strange electronic phase in a carefully engineered material that behaves in ways ordinary metals ...

Solid-state batteries promise safer, lighter, and more energy-dense power packs for everything from smartphones to long-range electric cars, yet their real-world performance keeps falling short of the ...

A "charged" metal hydride is still at least 90% metal and, as of today, 7% or so hydrogen. Energy density is not as good as a ...

The Rail Accident Investigation Branch (RAIB) report found that the train was travelling at around 10 mph when the accident ...