Authorities have arrested a suspect in connection with a shooting in SE Portland that left a man with serious injuries.

It portrays a very beautiful, smiling Egyptian woman on a warm afternoon, representing the basic good natured and warm ...

Roombas are cute, but robot janitors are a long way off; computerized legal research and computer-aided medical diagnosis are already here., 自动吸尘器很不错，但是机器人门卫却有很长的路要走；电脑化法律研究和电脑辅助医疗诊断已经实现。