For the first time, physicists in Italy have created a 'lump soliton': an extremely stable packet of light waves which can ...

Abstract: Current-fed (CF) isolated dc–dc converters are widely studied and adopted in low-voltage high-current applications, such as photovoltaic (PV) systems, fuel cells, and energy storage systems.

Richard Sibley and the AP team pick the best vlogging cameras to buy, with budget options for users of all experience levels.