Some might think of it as torture fit only for Bugs Bunny. In a reprise of the "Sahara Hare" cartoon, three ultra-endurance athletes ran 4,000 miles across the Sahara Desert. It was the equivalent ...

When erecting skyscrapers in the desert, why not build out of the most plentiful material around? That’s the idea behind a new proposal for a group of 3-D printed sand skyscrapers, a scientific ...