Editor’s Note: When asked why, after thousands of years and millions of words, he felt that the world needed still another book arguing the case for God’s existence, Evan Sayet said: I wanted to write ...

If we ever make contact with aliens, our best bet might be to say as little as possible. A recent study, which uses game theory to simulate the outcomes of different strategies for communicating with ...

The Dark Forest theory is one proposed solution to the famed Fermi Paradox, which has bewitched astronomers for more than half a century. To put it concisely, the paradox asks if the cosmos is nearly ...

They were not, so the polemic went, the work of 'puny' man, but instead those 'giants of Mars'. Yes, the Pyramids of Giza - those monuments to god-like splendour that have stood for more than 4,000 ...