Behind the Headlines
Explore our world, one headline at a time.
World Book Editors break down the news in our Behind the Headlines feature allowing for a deeper understanding of the complex events that shape our world today. Behind the Headlines articles are carefully crafted presenting the latest national and world news, science discoveries, current events and other top stories and are simplified for young readers.
Human exploration of Mars is one of the primary long-term goals of such space agencies as the United States National Aeronautics and Space Administration (NASA) and the European Space Agency (ESA). But before people get there, scientists must solve a host of problems. First among them will be how to feed astronauts during an extended stay in the harsh environment of the Red Planet.