What is a cyborg, and are you one already?

Over at The Atlantic, Tim Maly has summed up the dreams, anxieties and philosophical musings he collected last month though his 50cyborgs project that celebrated the coining of the term "cyborg" a half-century ago. He begins the article with a series of questions: » 10/06/10 12:30pm 10/06/10 12:30pm

Are we in the middle of a mass extinction?

Climate change is melting the poles, and the Deepwater oil disaster is killing countless animals in the Gulf. It feels like an environmental apocalypse is brewing. Is the planet about to undergo a mass extinction? We asked an extinction biologist. » 7/22/10 9:00am 7/22/10 9:00am