What are the best survival games on PC? From Scum and DayZ to Ark, here's our list of free and Steam games, plus some surprises ...

In brief 🌞 The Outsunny Garden Gazebo, available for £46.74 at Tesco, offers essential shade for summer gatherings. 🛠️ This gazebo is easy to assemble, featuring a durable polyester Oxford Cloth ...

A novel planar slow wave structure (SWS) for traveling wave tube (TWT) is proposed. The major advantage of the planar architecture is its easy realization with respect to the typical 3-D SWSs. The ...

We propose a photonic-crystal surface-emitting laser with band-edge frequency gradation, which induces self- -switching operation without saturable absorbers. We experimentally demonstrate ...