Add Yahoo as a preferred source to see more of our stories on Google. Researchers are designing ways to build floating cities in Venus’s skies. Their work could define humanity’s next great leap..

This story originally featured on the MIT Press Reader. Exploration, habitation, and resource extraction all carry a risk of inflicting environmental damage in space, just as they do here on Earth.

The bold question-askers at What If imagine what terraforming Venus could mean for humanity. Trump says a Canadian ad misstated Ronald Reagan's views on tariffs. Here are the facts and context The US ...

Terraforming gets treated like a sci-fi upgrade menu—click a button, get oceans. Real life is uglier: even famous scientists ...