World Nov 23 U.S. to send Ukraine $400 million in ammunition, generators By Tara Copp, Associated Press
Nation Sep 19 Watch 8:04 Puerto Rico hit with flooding, widespread power outages from Hurricane Fiona Hurricane Fiona knocked out power and water to up to one million people in Puerto Rico. President Biden issued an emergency declaration for the island making federal aid available for rescue efforts during and after the storm. Dr. Michelle Carlo… By William Brangham, Cai Pigliucci, Karina Cuevas
Science Apr 11 Watch Carbon Tax Aims to Cut Greenhouse Gases The NewsHour's series of conversations about approaches to deal with global climate change continues with a discussion of carbon taxes -- levies that would aim to reduce greenhouse gas emissions by taxing activities that burn fossil fuels.