Intel Chief Diversity Officer Danielle Brown speaks during the Women Who Spark Awards presented by Intel in Las Vegas on Jan. 7. Gabe Ginsberg/Getty Images for Essence hide caption

toggle caption Gabe Ginsberg/Getty Images for Essence

Advertisers used to guard their commercials until they aired on TV. Now, advertisers harness the power of Internet virality and release ads before the big game. Frederick M. Brown/Getty Images hide caption

toggle caption Frederick M. Brown/Getty Images

FBI Director James Comey is one of the federal officials who has said that the growing use of encryption hurts the ability to track criminals. Keith Srakocic/AP hide caption

toggle caption Keith Srakocic/AP

Traditional Mayan figures made by artisan Nicolas Chavez in Guatemala and sold on Novica's website. Christopher Noey hide caption

toggle caption Christopher Noey

UmmaGawd (Tommy Tibajia), a pilot in the Drone Racing League, flies his quadcopter in an abandoned power plant in New York. The Drone Racing League hide caption

toggle caption The Drone Racing League

Project Nourished's virtual eating gizmos. From left: An atomizer that releases the scents of a food; a virtual reality headset; a a device that mimics the chewing sounds transmitted from a diner's mouth to their ear drums; a cocktail glass with built-in sensors; a utensil that picks up on the diner's movements and integrates them into the virtual reality experience; and a 3-D printed food cube. Courtesy of Project Nourished hide caption

toggle caption Courtesy of Project Nourished

After knee surgery, David Larson, 66, of Huntington Beach, Calif., experienced pain in a calf muscle. His answer to an automated email from the doctor led to the diagnosis and treatment of a potentially dangerous blood clot. Heidi de Marco/Kaiser Health News hide caption

toggle caption Heidi de Marco/Kaiser Health News

Beyonce performs onstage in 2013 at the Barclays Center in Brooklyn, N.Y. Rob Hoffman/Invision for Parkwood Entertainment hide caption

toggle caption Rob Hoffman/Invision for Parkwood Entertainment

Comedian and actress Grace Helbig is a star on YouTube. "Having an audience that listens to and resonates with your creative ideas is invaluable," she says. Paul A. Hebert/Invision/AP hide caption

toggle caption Paul A. Hebert/Invision/AP

The World Changers group brainstorms on what to do to clarify their message of Islam. Paola Marizán/WNIN hide caption

toggle caption Paola Marizán/WNIN

A study by two U.S. senators estimated that 99 percent of cable TV subscribers rent their set-top boxes and pay on average $231 a year to do so. Ariel Zambelich/NPR hide caption

toggle caption Ariel Zambelich/NPR