Why hasn’t there been a new Couchsurfing?
Six years after its rapid decline, Couchsurfing is still hanging on, but it lacks the same sense of community.
The slow creep and chilling effect of China’s censorship
In China, fear and intimidation are leading some to self-censor online.
Can satellites help save the world’s rainforests?
Rainforests are our global lungs, yet we’ve continued to destroy them. Better satellites can help us understand how and why—and hopefully stop the damage.
Can we build a humane alternative to Uber?
The on-demand economy has created new opportunities, but often those doing the actual work feel exploited. Advocates think technology can provide a better solution.