Ride-hailing services like Uber have changed ground transportation for both passengers and drivers. As Uber rapidly grows, it becomes more difficult for its drivers to keep up with the hustle. David Ramos/Getty Images hide caption

itoggle caption David Ramos/Getty Images

Columbia University's DeathLab comes up with new ideas for honoring and storing the dead — like Constellation Park, the design of which is shown here. Courtesy of Latent Productions and DeathLab hide caption

itoggle caption Courtesy of Latent Productions and DeathLab

Interactive touch screens at the newly redesigned Cooper Hewitt museum let visitors sort through the catalog and create their own designs. Cooper Hewitt hide caption

itoggle caption Cooper Hewitt

A laser weapon system on the USS Ponce, which has been deployed to the Persian Gulf. The Navy released a video showing the system taking target practice. John F. Williams/U.S. Navy hide caption

itoggle caption John F. Williams/U.S. Navy

The Uber smartphone app is seen next to a taxi sign in Madrid, Spain. A Spanish judge this week ordered Uber to cease operations in the country. It's among the latest challenges facing the ride-sharing service recently valued at $40 billion. Sergio Perez/Reuters/Landov hide caption

itoggle caption Sergio Perez/Reuters/Landov

David Goldhill (second from left) talks with Dan Hilferty of Independence Blue Cross, Kevin Nazemi of Oscar Insurance and Sam Nussbaum of WellPoint in a conversation about health costs. Moderator Avik Roy is at far left. Glen Davis/Forbes hide caption

itoggle caption Glen Davis/Forbes

Geoffrey Nunberg says technology makes it seem as if we're always being watched, which is creepy. Ralf Hirschberger/AFP/Getty Images hide caption

itoggle caption Ralf Hirschberger/AFP/Getty Images