Turns out wireless networks aren't wireless at all. And light pulses in fiber optic cables carry your voice around the world. A new exhibition explains the science you hold in your hand every day.
A striking decline in teen mental health has coincided with the rise of smartphones and social media. Is social media causing the mental health challenges? Finally, research can answer that question.
Washington Post tech columnist Geoffrey Fowler says a 1998 law prohibits tech companies from collecting data on kids — but only if the companies know the age of their users.
Google and Apple teamed up on using smartphones to track coronavirus infections. But the systems are only available in a few states, where they're being used by a tiny percentage of the population.
Thousands of students in Guilford County still lack the laptops needed for remote learning.
While there are thousands of health-related apps around, one being developed at the University of Washington stands out because it uses a phone's microphone and speaker to make a a medical call.
Chinese telecom equipment giant Huawei is the world's third-largest seller of smartphones, and a few powerful senators say they want to ban it entirely from the U.S. amid national security concerns.
Trump says he is working with Chinese President Xi Jinping to get cellphone-maker ZTE "back in business" after it was punished for selling U.S. technology to Iran and then violated a settlement.
Enterprising young farmers in remote, rural areas have become Internet celebrities by livestreaming mundane details of their lives to urban Chinese audiences. They're part of a $3 billion industry.