As the London congestion zone expands and 1.8 million people petition the Prime Minister to scrap any plans for a road pricing policy, Prof Colin Bamford explained to Steve Bentley why road user pricing was needed to reduce congestion on the UK's roads.
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There has been a lot of discussion about whether "size zero" models set a bad example. Nutritionist Dr Clive Hunt told Steve Bentley about the health risks facing people who are underweight, and shared his thoughts about the new traffic light system of food labelling.
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Dr Tim Gabriel tells Steve Bentley about his recent visit to a Downing Street reception for young scientists, hosted by the prime minister Tony Blair, and about a forthcoming conference on forensics and nanotechnology.
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Email: science@hud.ac.uk