Medical research

Scars: Gone with the foam

A scar on the elbow that is strained with every movement, or a foot, on which a wound simply does not want to close—poorly healing injuries are a common cause of health restrictions. And although millions of people are ...

Oncology & Cancer

New 3-D tumor model: Step toward speeding cancer drug research

A team of scientists has developed a way to coax tumor cells in the lab to grow into 3-D spheres. Their discovery takes advantage of an earlier technique of producing spherical cavities in a common polymer and promises more ...

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