Recent developments in science and technology
Craig Venter’s artificial life
Christina on the future of synthetic biology
John on the decoding of the Neandertal genome
How much like Neandertals are we?
A primer on fossil forensics
Paleoanthropology and synthetic biology: the hidden connections
Knitting, knot theory, and outsider science
The latest news in artificial brains
Are we finally tired of war?
The mysterious causes of cancer
Cell phones and brain tumors: George dismantles the hype
A physics discovery that might help explain why we’re here
The Singularity and the outer limits of physical possibility
Do human brains run software?
Consciousness, intelligence, and computation
What could minds be made of?
Is mind-uploading a dualist dream?
Would the Singularity be a Vonnegut-style catastrophe?
What’s worse: the gulf oil spill or the cleanup?
John’s first-hand memories of the worst oil spill in history
George bravely marches among microwaves
What is closed-mindedness?
Dispatches from the front lines of the War on Weeds
The cane toad: a very weird invasive species
Why more nuclear power could mean fewer nuclear bombs
What to do with nuclear waste
Terrorist plots involving nuclear power plants
Cheap energy and expensive wars
Do nuclear power plants have to be enormous?
America’s timid democracy vs. France’s bold technocracy