The alien intelligence we’ve been searching for may already be here, hiding in what emerges between its architecture and ours.

For a long time, aliens in movies had something reassuringly familiar about them. Even when they arrived from distant galaxies, they tended to stand upright, speak (or at least gesture) like us, and ...

When astrobiologists are asked what aliens might look like, many now point not to distant galaxies but to some of the strangest corners of Earth, where researchers on several continents are using ...