Science fiction is the literature of our times, the fuel of our imaginations and the source of our favorite imaginary worlds. But what do we mean when we talk about “science fiction?” Here are some of ...

In 2008, the National Academy of Sciences put forth a textbook-ish definition of "science": "The use of evidence to construct testable explanations and predictions of natural phenomena, as well as the ...

A recent list of top science fiction films had some unusual choices and left out some well-regarded classics. But, says Quentin Cooper, that’s part of the problem – sci-fi is such a broad church it’s ...

As life-preserving medical technology advanced in the second half of the 20th century, doctors and families were faced with a thorny decision, one with weighty legal and moral implications: How should ...