NASA engineers work on alternative moon rocket

HUNTSVILLE, Ala. (AP) -- By day, the engineers work on NASA's new Ares moon rockets. By night, some go undercover to work on a competing design. These dissenting scientists and their backers insist they have created an alternative rocket that would be safer, cheaper and easier to build than the two Ares spacecraft that will replace the space shuttle....

Read the whole article on AP Science

More from AP Science