Biologists are closing in on a puzzle that seems to turn classic evolutionary logic inside out, yet may be so common that it ...

This is part 4 of a series. See part 1 here, part 2 here, and part 3 here. Daniel C. Dennett is an emeritus professor at Tufts University and one of the most influential philosophers and cognitive ...

The origins of consciousness date back about 540 million years ago, when animal bodies became more complex. Feelings like ...