Don't miss the chance to see and hear firsthand from two of the nation's seven Project Mercury astronauts, John Glenn and Scott Carpenter, on Saturday, Feb. 18 at 6:30 p.m. at Kennedy Space Center Visitor Complex. The program "On the Shoulders of Giants" is presented in honor of the 50th anniversary of Americans in Orbit and is included with Visitor Complex admission. For more information, visit: http://​​project-mercury-50th-annive​rsary.aspx