A scalable, next-generation platelet bioreactor has been created to generate fully functional human platelets in vitro. The work is a major biomedical advancement that will help address blood transfusion needs worldwide.
In a landmark study sure to provoke interest, researchers from the University of Edinburgh have regenerated an aged organ -- in vivo, inside a living animal -- to its youthful state though noninvasive manipulation of genes.
I set out to demolish some widely discussed scenarios that predict dire and almost unavoidable negative behavior from future artificial general intelligences, even if they are programmed to be friendly to humans.
Hackers have long used malware to enslave armies of unwitting PCs, but security researchers Rob Ragan and Oscar Salazar had a different thought: Why steal computing resources from innocent victims when there’s so much free processing power out...
There's a saying among futurists that a human-equivalent artificial intelligence will be our last invention. After that, AIs will be capable of designing virtually anything on their own — including themselves.
Steven Pinker charts the decline of violence from Biblical times to the present, and argues that, though it may seem illogical and even obscene, given Iraq and Darfur, we are living in the most peaceful time in our species' existence.