A biotech startup’s science fiction-esque plan to reintroduce mammoth-elephant hybrids to the Arctic tundra is already in motion. Some scientists argue the risks outweigh the rewards. ...read more
It took a massive protective container, a trip through the Panama Canal, and all sorts of meticulous planning to launch the world's largest and most advanced telescope. ...read more
Recent research suggests that humans likely drove the disappearance of large mammals in the Middle East, species by species. ...read more