Nano World: Chemical sensing transistors

Nanotechnology / Nanomaterials

Jul 22, 2006 | 3.5 / 5 (12) | 0

Hybrid transistors using stacks of organic molecules for wires and carbon nanotubes as electrodes could serve as ultrasensitive sensors for explosives and other compounds, experts told UPI's Nano World.

Mars Mission Lasts Well Past Sell-By Date

Space & Earth / Space Exploration

Jul 22, 2006 | 4 / 5 (10) | 0

At this very moment, on an alien world millions of miles from Earth, two wheeled robots named Spirit and Opportunity are dutifully exploring Mars. But by all previous accounts, these Mars Exploration Rovers ...

Britain aims to cut household energy use

Space & Earth / Environment

Jul 22, 2006 | 2.2 / 5 (11) | 0

Environmentalists in Britain are recommending that consumers take steps to reduce energy consumption in their households.

Study suggests 90 minutes of excercise

Medicine & Health /

Jul 22, 2006 | 3.8 / 5 (5) | 0

Current guidelines on children and exercise in Great Britain are far below what they should be, a new study finds.