Global aircraft manufacturer Airbus (EPA: AIR) and Austria's integrated energy company OMV (VIE: OMV) are partnering on sustainable aviation fuel, according to both companies. Through their ...

Valve excels at creating quality gaming experiences through popular IPs like Dota 2 and Team Fortress 2. Left 4 Dead series offers unique and engaging gameplay in the zombie apocalypse setting ...

As the heart muscle contracts, it propels the blood out into the vascular system. The heart’s chambers and valves are arranged to direct the flow of the blood as the heart beats. The heart has two ...