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At the height of Cold War paranoia, Algis Budrys wrote a novel that perfectly captured the doubts and distrusts of the time. There is an explosion at an allied research...

There wasn't much in the way of serious criticism of science fiction until a trio of authors started writing reviews for the magazines. The three were James Blish (see The...

A massive alien structure is discovered on the moon. In order to explore it, volunteers are scanned in a matter transmitter on Earth and their doppelgangers are projected onto the...

We've already included one example of what might be called new wave space opera, and in a sense this is another, but it is a very different novel. The novel...

OK, maybe it’s not fair to put a collection of short stories on this list, but it’s a single idea collection, and it’s also one of the most incredible you’ll...