Related topics: stem cells · cells · genes · skin cancer · skin cells

Chemists build a better cancer-killing drill

An international team of scientists is getting closer to perfecting molecule-sized motors that drill through the surface of cancer cells, killing them in an instant.

Study: Aegean farmers replaced hunters of ancient Britain

A wave of migrants from what is now Greece and Turkey arrived in Britain some 6,000 years ago and virtually replaced the existing hunter-gatherer population, according to a study published Monday in the journal Nature.

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