News
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AstronomyBow-wowing them with radar
The sharpest radar image ever of an asteroid shows features on 1999 KW4 as small as 7.5 meters—about the length of a stretch limo.
By Ron Cowen -
Depression therapies converge in brain
Depressed people who benefit from either talk therapy or antidepressant drug treatment may experience similar brain changes, according to a pair of new studies.
By Bruce Bower -
Health & MedicineHerpes virus homes in on cancer target
Herpes simplex virus 1 has an affinity for cells with a mutation that marks many tumors, indicating how the virus may be refined as a cancer therapy and that certain new drugs might attack herpes itself.