Space: Experts and astronauts discuss the reality and the dreams of space exploration and discoveries.

Eric Drexler, often called "the Father of Nanotechnology," discusses how nanoengineering will facilitate future space exploration.

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How Will Nanotechnology Impact Space Exploration?

Roger Launius, Senior Curator at the National Air and Space Museum, explores humanity's early interest with space travel and the unknown secrets of the universe.

A Fascination With Space Travel

Michael Summers, Professor of Planetary Science & Astronomy at George Mason University, marvels at our golden age of planetary science, with thousands of new worlds discovered in recent years.

Planets By The Thousands

Roger Launius, Senior Curator at the National Air and Space Museum, recounts the story of the famed mission that put the first men on the surface of the moon.

Apollo 11

Are we currently living in an interstellar network? Michio Kaku, famed theoretical physicist and founder of string field theory, shares the ways in which interstellar travel may be possible.

Will There Ever Be Interstellar Travel?

Roger Launius, Senior Curator at the National Air and Space Museum, takes a look at the Apollo 8 mission and the famous Earthrise photograph, both taking place during a tumultuous year.

Apollo 8: A Morale Boost

Former NASA Astronaut and NOAA Administrator Kathryn Sullivan explores the status and benefits of the U.S. manned space program.

Is The U.S. Lost In Space?

Roger Launius, Senior Curator at the National Air and Space Museum, describes NASA's famed Stardust mission, responsible for collecting and analyzing comet dust.

Favorite Space Artifact

Former NASA Astronaut Kathryn Sullivan, the first American woman to walk in space, describes what it's like to leave your spacecraft.

What Is It Like To Walk In Space?

Roger Launius, Senior Curator at the National Air and Space Museum, details Russia's role in the origins of the NASA program during the volatile Cold War era.

N.A.S.A.: A Cold War Response

Former NASA Astronaut Kathryn Sullivan describes her role in deploying and repairing one of world's most significant scientific instruments.

Deploying And Fixing Hubble

Former NASA Astronaut Kathryn Sullivan describes the rush of a Space Shuttle launch.

The Power Of Lift Off

Roger Launius, Senior Curator at the National Air and Space Museum, highlights NASA's present goals and missions, as well as possible destinations and programs in the near-future.

N.A.S.A.'s Mission In The 21st Century

Former NASA Astronaut Kathryn Sullivan describes thrill of Space Shuttle reentry and landing.

Returning To Earth

Roger Launius, Senior Curator at the National Air and Space Museum, shares the history of the robotic missions occurring in space.

Robotic Mission To Space

Roger Launius, Senior Curator at the National Air and Space Museum, shares the history of the men chosen to participate in the Apollo program.

The Apollo Astronauts

Roger Launius, Senior Curator at the National Air and Space Museum, describes the "Overview Effect" experienced by astronauts when traveling to outer space.

The Big Picture From Space

Roger Launius, Senior Curator at the National Air and Space Museum, looks at life aboard the International Space Station, and the science currently being performed in outer space.

The International Space Station

Roger Launius, Senior Curator at the National Air and Space Museum, looks at the history and possibility of military activity outside of planet Earth.

The Militarization Of Space

Roger Launius, Senior Curator at the National Air and Space Museum, revisits the Golden Age of NASA with its many successful trips to the moon. How did we get there, and what did we learn?

The Moon Landings

Roger Launius, Senior Curator at the National Air and Space Museum, revisits one of NASA's greatest tragedies, the death of the Apollo 1 crew, and its impact on the program.