General

SAN FRANCISCO — Vlad Tenev, the chief executive of the online brokerage Robinhood, has had practice doing damage control.Last March, he told customers that “we owe it to you to do better” after Robinhood’s app suffered lengthy outages,…

It sounds a little dystopian, I’ll grant. But let’s hear them out.Right now, these experts said, the federal government’s response to disinformation and domestic extremism is haphazard and spread across multiple agencies, and there’s a lot…

Is it possible to predict who will develop Alzheimer’s disease simply by looking at writing patterns years before there are symptoms?According to a new study by IBM researchers, the answer is yes.And, they and others say that Alzheimer’s is…