Just 40 light years away there is a tiny, Jupiter-sized star called Trappist-1. And Wednesday, an international team of astronomers announced that they had discovered seven possible planet earths orbiting this one tiny star. The news of so many potentially habitable planets around one star electrified the scientific community, and energized the search for more planets and the possibility of life beyond Earth. VOA's Kevin Enochs reports.
Living in modern cities has many downsides such as air pollution, traffic jams, lack of green spaces etc. The sense that something has to be done about it is growing, not only among adults, but also among schoolchildren. This was more than evident Tuesday at the annual Future City Competition finals in Washington. VOA's George Putic reports.]
Whether it’s brake fluid in Nigerian teething syrup, melamine in Chinese baby formula, or talcum powder in Kenyan antibiotics, contaminated food and medicine is a deadly problem. Now a group of U.S. scientists in Indiana have found an inexpensive way to test medicines before they cause harm. Erika Celeste reports from South Bend, Indiana.