Facebook CEO Mark Zuckerberg speaks to students at Sequoia High School in Redwood City, Calif. His company released a new, simpler privacy policy Thursday, but it does not make any big changes to how much data the company collects from users. Alex Washburn/AP hide caption
A screenshot from a demo of the Ebola-training video game. Courtesy of Shift Labs hide caption
"The guy" (Ben Sinclair, left) delivers pot to two clients played by Tanisha Long and William Jackson Harper. Courtesy of Janky Clown Productions hide caption
One of these penguins is not like the others — the chick in front is really a rover, designed by filmmakers and used by scientists to gather data. Huddle/John Downer Productions/BBC hide caption
The hashtag #BringBackOurGirls trended on social media, but the girls kidnapped by Boko Haram are still held captive. What will it take to turn online engagement into real-world change? Ozy.com hide caption
Megan Smith (left) is the new U.S. chief technology officer. We profiled her on Morning Edition this week. Ariel Zambelich/NPR hide caption
A new Manhattan studio joins YouTube Spaces in London, Tokyo and Los Angeles. Media analysts say YouTube hopes content produced there will ultimately get viewers to stay longer on the site. YouTube hide caption
The Amazon Echo is Bluetooth-enabled and can play music from Amazon Prime Music or other music services. And it's ready to listen to your questions and commands. Amazon.com/AP hide caption
A diagram depicting how the Unicode Consortium could create a more diverse array of ethnic emoji. Unicode Consortium hide caption
Next year, emoji characters will reflect a wider diversity of races. Unicode Consortium hide caption
China's WeChat messaging app has a huge audience that allows Chinese to organize online. Petar Kujundzic/Reuters/Landov hide caption
Benedict Cumberbatch, right, and Martin Freeman star as Sherlock Holmes and John Watson on the BBC's crime drama Sherlock. Robert Viglasky/© Hartswood Films hide caption
Megan Smith is the new U.S. chief technology officer. Ariel Zambelich/NPR hide caption
Alexis Madrigal suggests you turn on the two-step verification on any site that has it. iStock hide caption
Laney Barroll Stark, of Savannah, Ga., took a picture with her cell phone as Rep. Jack Kingston, who ran for the Republican nomination for U.S. Senate in Georgia, addressed supporters at his primary runoff election night party in July. David Goldman/AP hide caption
This sample image from Second Spectrum shows the company's data visualizations for the NBA. They crunch game data — past and present — to show live statistics and information during games. Courtesy of Second Spectrum hide caption
Writer Mike Sager, posing with some of the other Mike Sagers he met, in 2005. Courtesy of Mike Sager hide caption
