Rio de Janeiro is making a digital map of one of Brazil’s largest favelas
Finding your way through Rocinha in Rio de Janeiro is not easy. The buildings are…
Why cities will come back stronger after covid
The coronavirus pandemic presents a cruel irony for urban dwellers. What good are cities if…
Lessons from the pandemic’s superstar data scientist, Youyang Gu
The data scientist Youyang Gu thinks of himself as a realist—he declares it in his…
The world is waking up to India’s plight—too late
The news: Oxygen and other vital medical supplies have started arriving in India as it…
The pandemic could remake public transportation for the better
On paper, the task was gargantuan. To slow the rapid spread of the coronavirus, the…
Taking a systems approach to sustainability
These days we are all striving for connections. In families, between generations, in neighborhoods, and…
We’re on track to set a new record for global meat consumption
Bill Gates made headlines earlier this year for saying that “all rich countries should move…
NASA’s Perseverance rover has produced pure oxygen on Mars
NASA’s Perseverance rover has successfully generated breathable oxygen on Mars. The demonstration, carried out by…
Stop talking about AI ethics. It’s time to talk about power.
At the turn of the 20th century, a German horse took Europe by storm. Clever…
Could covid lead to a lifetime of autoimmune disease?
When Aaron Ring began testing blood samples collected from covid-19 patients who had come through…