Forever young—how stem cells resist change

This 'before and after' image could be thought of as stem cells' equivalent of an advert for anti-wrinkle cream: 'look how cells stay young!' It shows that a molecule called microRNA-142 allows stem cells to remain unchanged, ...

Scientists predict activity of human genes

Genetically identical cells do not always behave the same way. According to the accepted theory, the reason are random molecular processes - known as random noise. For decades this view has been underpinned by numerous experiments ...

Researchers develop intelligent handheld robots

What if handheld tools know what needs to be done and were even able to guide and help inexperienced users to complete jobs that require skill? Researchers at the University of Bristol have developed and started studying ...

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