RandomFactor writes:Humans will make pets of nearly anything. Unbeknownst to most of us, giant leeches are kept not just by hospitals, but also by loving pet owners who care for and feed them.
RandomFactor writes:Rocket scientists at Purdue University in west Lafayette, Indiana have come up with a new approach to plasma thrusters which will potentially increase their reliability and efficiency making them more suitable for softball sized nanosatellites, which are becoming more and more common.Plasma thrusters have traditionally used one of two approaches to fuel. A solid propellant, usually Teflon (polytetrafluoroethylene, that is ablated and vaporized and then passed through a field that accelerates it.