All Tech Considered

About 14 percent of the Gigafactory in Nevada has been built so far. At 5.8 million square feet, it will be a building with one of the biggest footprints in the world. Tesla hide caption

Facebook CEO Mark Zuckerberg talks about the company's 10-year road map during his keynote address Tuesday at the F8 Facebook Developer Conference in San Francisco. Eric Risberg/AP hide caption

A box of 3-D models 24-year-old student Amos Dudley made of his teeth. The model labeled "3" rests on a 3-D-printed tray Dudley made to make impressions of his teeth with a putty-like material. Also in the box are a clear plastic aligner and other 3-D models used to make more aligners, each one pushing the problematic teeth further into place. Jon Kalish for NPR hide caption

Zhenan Bao, a chemical engineer at Stanford University, is working to invent an artificial skin from plastic that can sense, heal and power itself. The thin plastic sheets are made with built-in pressure sensors. Bao Research Group hide caption

A "new" Rembrandt portrait is actually the creation of a 3-D printer — and a statistical analysis of 346 paintings by the Dutch master. Robert Harrison/J. Walter Thompson Amsterdam hide caption

SolarReserve's Crescent Dunes Solar Energy Plant, located near Tonopah, Nev., features an array of 10,347 mirrors arranged in a circle 1.75 miles across. A 640-foot-tall tower glows when the sun's energy is concentrated and directed to the top. SolarReserve hide caption

An attendant wearing an Oculus Rift virtual reality headset demonstrates a glove with a Yamaha Corp. rubber-like sensor at the Wearable Expo in Tokyo, on Jan. 13. Bloomberg via Getty Images hide caption

Fernando Boiteux tosses Emily, a remote-controlled lifesaving device, into the waters off the shore of the Greek island of Lesbos. Boiteux, an assistant fire chief from Los Angeles, is helping train Greek first responders to use Emily. Joanna Kakissis for NPR hide caption

While other automakers are working on a gradual progression toward more automation in cars, Google has its eyes on a fully automated self-driving car. Bloomberg via Getty Images hide caption

Rice University's FlatCam is thinner than a dime. Jeff Fitlow/Rice University hide caption

Dave Rauchwerk is CEO of Next Thing Co., which makes the CHIP computer. Laura Sydell/NPR hide caption

The plastic sheet invented by Stanford University chemical engineer Zhenan Bao and her colleagues can be inserted in lithium-ion batteries to avoid overheating. Zheng Chen/Courtesy of Zhenan Bao hide caption