How do you prove that people have been vaccinated without putting their privacy at risk? The technology and best practices to make it happen exist. It's far from clear, however, if they're being used.
Effective national leadership and trust in government appear to be prerequisites for countries to achieve widespread digital contact tracing.
Bluetooth wireless communication makes it possible to track when people have been exposed to people infected with the coronavirus. The right cryptography scheme keeps alerts about exposures private.
Almost 50 independents want to run for president of Mexico in 2018. But only a handful will likely make the ballot, in part due to the glitchy election app voters must use to show their support.
The first generation of medical artificial intelligence systems are already rolling out to clinics. What are the plus- and down-sides?