Last year will long be remembered as the year when cyber attacks became front page news. No institution was spared — public companies, government agencies or no......

布里斯托大学的科学家们利用叶绿素和细菌叶绿素研发了一种光合作用蛋白系统，以强化太阳能技术设备的可持续性。...

Uber, the on-demand ride-hailing service, closed a $1.2 billion round of financing on Thursday, valuing the company at an eye-popping $40 billion just five year......

据外媒报导，西班牙和巴西政府早已强化了合作，计划于2019年在大西洋铺设一条海底电缆，从而为两国公民获取较慢的在线服务和云服务。...

变频器是把工频电源（５０Ｈｚ或６０Ｈｚ）转换成各种频率的交流电源，以构建电机的自排运营的设备。...