Ancient Lost Worlds and Hidden History. On location videos made by author and adventurer Brien Foerster exploring Peru, Bolivia, Egypt, Hawaii, Easter Island and other exotic places. With special ...

This is today's edition of The Download, our weekday newsletter that provides a daily dose of what's going on in the world of technology. What role should oil and gas companies play in climate tech?

A team of researchers at US university Virginia Tech has developed a concept for a 3D-printed, evaporative cooling system made of hollow clay columns that can be filled with sand and water. The system ...