The Internet Research Agency, a troll-farm based in St. Petersburg, reached out to thousands of Twitter users in the lead up to the 2016 presidential election. Afterward, some may have changed their behavior online.
Imagine a textile that cleans itself, killing viruses and bacteria and dissolving flecks of embedded organic material. Such a fabric could transform the safety of seating in planes, buses and other public spaces—a particularly appealing prospect in current times.
Today’s modern cities, from Denver to Dubai, could learn a thing or two from the ancestral Pueblo communities that once stretched across the southwestern United States. For starters, the more people live together, the better the living standards.