The role drones play in our lives today is becoming greater and greater, as are the capabilities of these autonomous flying robots. Genia Dulot visited CalTech, the California Institute of Technology, where the potential for drones is being explored for surprising new uses.
Many experts predict that the emerging 5G wireless technology will revolutionize the world's economy. They say it holds the key to a smarter, more efficient, more connected and much wealthier world. But a recent congressional report outlines how China plans to use the transition to 5G and its access to billions of networked electronic devices for intelligence-gathering, sabotage and business deals. As VOA's Jela de Franceschi reports, China's aim is to put an end to US high-tech pre-eminence.
It's official: A team of faculty and students from Virginia Tech University has built what's being billed as the world's best solar home. The decision was made last weekend in Dubai when officials announced the winner of the Solar Decathlon Middle East competition. VOA's Kevin Enochs reports.