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A window to prevent HIV/AIDS epidemic in Colombia

In the early 1990s, drug production in Colombia diversified to include heroin as well as cocaine, and since then the country's role in the heroin trade has substantially increased. According to the United Nations Office on ...

9 hours ago
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75 years of penicillin in people

A scratch from a rose thorn while gardening. It's an easy injury to pick up even if you're being careful. It's annoying but no more than that. If that scratch were to be in your mouth, that would be unusual, unfortunate and ...

9 hours ago
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