Twitter’s Newest Trick Relies on Tracking Your Clicks

The social media company is testing warnings for users who try to share links to articles…

Reddit’s Cofounder Wants a Black Person to Take His Board Seat

Alexis Ohanian's resignation is among the most dramatic responses in the tech industry to the killing…

As Businesses Reopen, Some Workers Fear Returning

Employees who decline to work amid the pandemic could lose both their paychecks and their unemployment…

Protests Renew Scrutiny of Tech’s Ties to Law Enforcement

Amazon executives tweeted support for protesters. But the company sells a surveillance tool to police that…

Covid-19 Flares Up in America’s Polluted ‘Sacrifice Zones’

Researchers find that areas with high levels of airborne dust or toxic chemicals also have more…

The H1N1 Crisis Predicted Covid-19’s Toll on Black Americans

In 2009, nonwhite patients got sicker faster, recovered more slowly, and died at higher rates than…

The Pandemic Creates New Challenges for Crisis Counselors 

Therapists and hotline workers who work with abuse victims now must take calls from home, increasing…

Delivery Apps Offer Restaurants a Lifeline—at a Cost

Social distancing rules have reduced many eateries to delivery and take out. But apps like Uber…

The Coronavirus Relief Bill Promotes Surveillance for Health

The package includes $500 million for tracking and data collection, worrying some government watchdogs.

How Surveillance Could Save Lives Amid a Public Health Crisis

Smartphones could be a powerful weapon against the novel coronavirus. But tracking people's movements would offend…