Evolution doesn't like you

Sure, you've got those great opposable thumbs, complex culture, and the ability to walk on two legs. But don't let those facts lull you into thinking that evolution is on your side. It's not. It's not really on anybody's side. Which is why the same process that produces super-smart, super-creative apes (like us) is also responsible for helping cockroaches evade our attempts to murder them. Read the rest

Vaccine-resistant whooping cough found in Philadelphia

When we talk about the resurgence of childhood illnesses, we tend to focus on vaccine-resistant people as the primary cause. And it's true that a large population of un-vaccinated kids can give a disease like whooping cough a foothold in a community, and allow it to spread to kids who haven't been vaccinated yet or who can't be vaccinated for various medical reasons. But there's another facet to this story, as well. Some of the strains of bacteria that cause whooping cough are also resistant to the vaccine. Those strains have been found in Japan, France, and Finland. Last week, The New England Journal of Medicine reported on 12 cases of vaccine-resistant whooping cough in Philadelphia. Read the rest
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