Ryugu is a heap of space rubble that…

We traveled millions of miles from Earth to visit a pile of rubble in space. Luckily, Ryugu, the near-Earth asteroid visited by the Japanese Hayabusa2 probe, is far more interesting than that sounds. Not only…

How Google took on China—and lost

Google's first foray into Chinese markets was a short-lived experiment. Google China’s search engine was launched in 2006 and abruptly pulled from mainland China in 2010 amid a major hack of the company and disputes over…

Ten big global challenges technology could solve

Carbon sequestrationCutting greenhouse-gas emissions alone won’t be enough to prevent sharp increases in global temperatures. We’ll also need to remove vast amounts of carbon dioxide from the atmosphere, which not only would be incredibly expensive…

AI is reinventing the way we invent

Regina Barzilay’s office at MIT affords a clear view of the Novartis Institutes for Biomedical Research. Amgen’s drug discovery group is a few blocks beyond that. Until recently, Barzilay, one of the world’s leading researchers…