How we are engineering bacteria to eat cancer

Modern medicine has made significant advances in cancer treatments over the decades. But all cancer therapies still face one critical challenge: how to target cancers without damaging healthy cells.

Sri Lanka expands anti-dengue drive as deaths mount

Sri Lanka is intensifying a military-backed drive to contain the spread of mosquito-borne dengue fever, a senior official said Wednesday, as the death toll climbed to 49 since the start of the year.

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