There's no denying the jolt that caffeine gives us, and why some people say they aren't human until they've had a sip of their favorite drink. New research tells us what caffeine is doing to our brains to give us that boost of energy. Maia Pujara reports.
California-based Hyperloop Transportation Technologies is poised to begin laying the groundwork for the Hyperloop, a futuristic steel tube transportation system that would shuttle passengers at speeds of 1,200 kilometers per hour. VOA's Maia Pujara reports.
A half-million people suffer spinal cord injuries each year because of car accidents, serious falls and diseases, according to the World Health Organization. Researchers are now working on a soft but strong spinal cord implant that could one day restore movement in paralyzed individuals. VOAâs Maia Pujara reports.