Why Does Pain Hurt?
Artificially intelligent systems manage to avoid danger without any role for feeling pain, so why do we have to? ...read more
Artificially intelligent systems manage to avoid danger without any role for feeling pain, so why do we have to? ...read more
On August 13, 1521, the capital city of Tenochtitlan fell after a two-month siege — a victory that marked the end of an empire. But five hundred years later, researchers are giving stories surrounding the events another look. ...read more
With the right conditions and a bit of luck, some of the most inhospitable worlds in the universe could still be habitable. ...read more
New research suggests a surprising connection between the eyes and the mind. ...read more
A new heat sensor offers an option for incorporating thermal imaging into phones. ...read more