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Scientists discover bacterial cell suicide switchScientists in Israel have uncovered a chemical suicide signalling pathway that turns E. coli into the bacterial equivalent of lemmings, a discovery which could lead to a new generation of powerful antibiotics. Writing in this week's Science, Ilana Kolodkin-Gal and her colleagues at the Hebrew Unive...
Soap suds mess up shoalsIf you thought the soap suds you flush down the drain every time you wash your hands or take a shower were innocent, then think again. A new study has shown that even very low levels of chemicals found commonly in household products can cause fish to loose their ability to huddle together in t...
As well as red blooded, Neanderthals were red-headedA trawl through the emerging neanderthal genome has revealed that our hominid relatives, the Neanderthals, probably had red-heads amongst their numbers. Writing in this week's Science, Carles Lalueza-Fox from the University of Barcelona, together with an international team of collaborators, succes...
The science of tipping turtlesIf you’ve ever seen a ladybird waggling its legs frantically in the air while it struggles on its back, you’ll know that some animals with hard round shells can get themselves into serious trouble if they are accidentally flipped over. Beetles tend to use their legs or wings to save themselves...
Broccoli combats cancer-causing UV damagePresident Bush might have refused to eat it, but if he wants to ward off skin cancer perhaps he should give Broccoli the benefit of the doubt because new research suggests that it powerfully mitigates against damage done to the skin by UV radiation. Writing in PNAS, Johns Hopkins researcher Paul T... |
The Manchester Science FestivalBen Valsler and Dave Ansell took some of their favourite Kitchen Science experiments to Manchester as part of the Manchester Science Festival - and bumped into Johnny Ball!
Stem Cell TechnologiesWe sent Meera to UCL’s centre for Stem Cell Research, to find out the basics of stem cell technology.
Stem Cells and 'Stemness'We spoke to Professor Roger Pedersen, of the Centre for Regenerative Medicine at Cambridge University, about understanding 'Stemness'.
Cloning - Dolly and BeyondWe spoke to Professor Ian Wilmut who, in 1996, cloned the first mammal, Dolly the sheep.
Kitchen Science - Home Cloning & BananasFor Kitchen Science, Ben found out how to clone at home!
Johnny Ball on the show! Excellent, takes me back to being a kid. was it that long ago? I remember Johnny visiting my middle school back in '82, ...
- paul.fr - 2nd Nov 07
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