It happened like this: The end of a decade of fast-paced change was looming. NASA was in the spotlight, pressured to provide both solutions and a justification for U.S. national pride. The space ...

NASA solicited proposals for studies of commercial approaches to carrying out some aspects of Mars exploration, including delivery of payloads and communications and imaging services. Credit: NASA ...

For decades, researchers have debated whether global warming is occurring and the impact it has on society. Studying the polar ice sheets provides important information in assessing the changing ...

Whatever happened to a wealthy private astronaut's plan to save the Hubble Space Telescope? NPR has obtained internal NASA emails that reveal concerns about the proposed mission. Hubble Space ...