Many shore communities in the U.S. face inundation in the coming decades.
Sea level rise caused by global warming is usually cast as a doomsday scenario that will play out so far into the future, it’s easy to ignore. Just ask anyone in South Florida, where new construction proceeds apace.
Tanzania is set to launch the world's largest drone delivery network in January, with drones parachuting blood and medicines out of the skies to save lives.
California's Zipline will make 2,000 deliveries a day to more than 1,000 health facilities across the east African country, including blood, vaccines and malaria and AIDS drugs, following the success of a smaller project in nearby Rwanda.