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After defecting, the ex-diplomat told his sons: "You can go to the Internet, you can do Internet games whenever you like, you can read any books, watch any films." In North Korea, this was impossible.

In crowded settings, neighbors' Wi-Fi networks can interfere with each other and slow down Internet connections. Northwestern University researchers find an unexpected traffic cop: FM radio.

Airs Tuesday, June 14, 2016 at 11 p.m. on KPBS TV

Stop feeling guilty about what you didn't do over the holidays, and take some of these suggestions for reading, watching and listening. You'll feel better, really.

A recent study reviewed places in Chicago that appeared to be undergoing gentrification two decades ago, and found that the process had slowed or stopped for those that were at least 40 percent black.

In almost every corner of the world, women are either completely written out of school books, or they're portrayed in stereotypical, subservient roles, a report says. What will it take to fix this?

The world's biggest smartphone maker announced the findings of its investigation into its fire-prone phones that led to a record-sized recall last fall.

Users of an app developed by the University of Michigan to help with jet lag entered information on their time zone and sleep patterns that helped academics with their work. But is the approach valid?

CDC Warns Flu Season Could Be Bad

In Han Kang's sharp, almost painfully sensitive new novel, set during and after South Korea's 1980 Gwangju student uprising, people spill blood — but they also brave death to donate it.