Karen Hao covers technology for Quartz. She previously wrote about climate and the environment for Mother Jones and Sierra Magazine. Prior to entering journalism, she was an application engineer at Flux.io, a Google X spinoff for urban sustainability. Karen has a degree in mechanical engineering from MIT. She is obsessed with social impact tech, cities, and sustainability.
The Villages retirement community in Florida has a name that belies its proportions. The 40-square-mile area features 750 miles of road, three separate downtowns, and a population of 125,...
Walmart has over 4,600 stores in the US. Between its Supercenters (187,000 sq ft on average), Discount Stores (104,000 sq ft), Neighborhood Markets (42,000 sq ft), and Sam’s Clubs (134,00...
Around the world, one in five people don’t have enough water, according to the United Nations, but that’s not because there isn’t enough fresh water for people to drink, bath, wash their ...
In the future, some transportation experts say, vehicles will no longer be individually owned. They envision a world of “fractional” ownership, in which autonomously driven taxis, operate...
There’s a first time for everything, as the saying goes. It might feel like we’ve been sending email attachments forever, but actually the first one happened less than 20 years ago. AOL i...
