Atmospheric harvesters will enable arid nations to drink from thin air

As climate change continues to wreak havoc upon the Earth's weather patterns, formerly lush locales like the American West are finding themselves increasingly parched. Perhaps nowhere is that abrupt arridization more pronounced than in Cape Town, Sou...

Water purification could be the key to more electric cars

Humanity is going to need a lot of lithium batteries if electric cars are going to take over, and that's a problem when there's only so much lithium available from conventional mines. There may be an oddball solution for that, however: turn the worl...