Similar to past special events in Clash of Clans, the Rocket Balloon Spotlight will have an Event Pass which you can purchase for $4.99 (or an equivalent amount in your local currency).Purchasing ...

Tense, public squabbles between SpaceX CEO Elon Musk and NASA have stirred the space industry, but behind the scenes, space ...

[Sam Rogers] and colleagues at [AX Technologies] have been testing and developing a small liquid-fueled rocket engine and successfully used vortex cooling to protect a resin 3D printed combustion ...