Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, ...

Spend your summer reading cozy romantasy tales, hard sci-fi adventures, ghostly thrillers, and horrifying alt-reality stories ...

Across South Africa, an environmental crisis began with a plan over a century ago. By bringing in fast-growing trees from Australia to stop shifting sand dunes and supply wood for a growing nation, ...