Oliguria occurs when you urinate less than 400 mL of urine per day. It’s usually a symptom of kidney problems, and may be caused by dehydration, injury, or some medications. Most people without ...

A home phone could be the only thing keeping you connected to the world when there's a massive mobile outage. Ian Sherr Contributor and Former Editor at Large / News Ian Sherr (he/him/his) grew up in ...

Abstract: This paper investigates the linear quadratic optimal output feedback control problem for an unknown linear continuous-time system. Combined with adaptive dynamic programming and optimal ...