National Geographic : 2016 Sep
TRANSPORTER Light-years away Scotty won’t be beaming us up anytime soon. But he may one day. Physicists have long been intrigued by teleportation. So far they’ve been able to move information encoded into particles of light via optical fiber—a process called quantum teleportation. MEDICAL TRICORDER Getting there Helping people live long and prosper is a universal goal of medicine. Wearable devices that can noninvasively gauge heart rate, body temperature, and blood pressure already exist. Clinical-grade handheld monitors may be on the way. COMBADGE Mission accomplished Smartphones—the real-world prototypes of Star Trek’s combadges—have been with us for years. Now hands-free com- municators are starting to hit the market. As technology develops apace, such wearable devices could become ubiquitous.