Invasive searches of devices and computers are becoming more common for border crossers, but they’re being challenged in court — Picture this: You’re driving up from Tijuana to San Diego, and as you cross the U.S. border, agents stop you and demand to see your iPhone. With no explanation, and no warrant, they can thumb through your phone, or simply take it and extract all the data they want —…

The Pentagon’s space-based missile defense plans could escalate tensions with rival space powers — On March 27, India tested its first anti-satellite weapon, an interceptor missile that blew up an Indian military satellite in space. The test put India in an exclusive club of nations — including the U.S., Russia, and China — that are building the capacity to shoot down both missiles and…