When the world ends, will you be covered in grey goo?

How will life on Earth end? International nuclear bombardment? Another asteroid? Enslavement by aliens? The devouring of all of our resources by a Skynet-esque batch of self-replicating microscopic robots? You laugh, but a lot of people (including a batch of anti-science terrorists) believe our demise will come in… » 9/05/11 8:00am 9/05/11 8:00am

What Are the Unlikeliest Futures for the Human Species?

Welcome to Ask a Biogeek, a column where you ask UC Berkeley researcher Terry Johnson any question you want - no matter how weird. » 8/21/08 9:00am 8/21/08 9:00am Reader Matthew asks: "Blocked" is perhaps too rigorous a standard, but there are certainly some futures far less likely than others. I can't , but perhaps I can convince you that a few…