Some new, tiny pacemakers are making headway around the world. One type is keeping 15,000 people's hearts beating in 40 countries, according to the manufacturer. Studies show these small pacemakers are safe. And, as VOA's Carol Pearson reports, doctors expect the technology will help more heart patients over time.
Taking an at-home pregnancy test is stressful enough, but users also have to contend with how to discretely dispose of the test and its results. Now there's Lia, a pregnancy test that can safely disappear with the flush of a toilet. VOA's Tina Trinh reports.