Schoolchildren can describe space as "three-dimensional," but what is it? This simple question seems to be the very last holdout for completing a deep understanding of the physical world.
The United States should counter aggression in space asymmetrically, by using their comparative advantages in two key sectors. This combination would increase deterrence effectiveness by removing perpetrator ambiguity while increasing the freedom of action for the US in outer space.
Last year, carbon dioxide briefly passed the 400 parts per million milestone. Now, says Ralph Keeling of the Scripps Institution for Oceanography, we'...
While NASA's administration has stated that the deterioration of U.S.-Russian relations has not endangered the U.S. mission at the International Space Station, it is clear that the reliance on Russia as a manned space flight partner has serious risks attached to it.
People tend to get hung up on a small detail of this seriously cool mission. Here's the catch: it's a one way trip.
If you shop or make your bank transactions online, use your GPS to find where you are going, check the weather on your cell phone, then you are using these satellites.
I have taken what I earned in the games industry to open a path for my other life dream, going into space.
Neil deGrasse Tyson and Ann Druyan discuss the new show "Cosmos," and how it feels to walk in the footsteps of Carl Sagan. Tyson also shared "Gravit...
What is beyond the performances, costumes, and music? As they say in real estate: location, location, location.
Paradoxically, as we consider the easy-to-see light in the world, it is the hidden things lurking in the darkness that control much of the destiny of the universe, offers the rebirth of stars and solar systems from its substance, and allows us to see our sun's ineffable halo!
Alongside me the day in 1992 when we launched, in the historical background, were others -- the African-American engineers, rocket scientists, physicists, administrators, technicians and life scientists who helped build the space program.
I am proud to be among the pioneering cadre of Black astronauts who broke both gravitational and color barriers when we first blasted off into space.
You may be wondering why anyone would want to take a one-way trip to Mars, and honestly I wonder that myself. However, Dutch company Mars One plans to do just that, and they received over 200,000 applicants vying to take the trip.
Each of us seems to think ours is the only worthwhile goal. And of course we also each have our own favorite spacecraft, our own perfect solutions and systems and approaches, and everyone else be damned, because my way is the space highway.
Despite all the agency has done, despite all it has to offer, so long as human spaceflight is at the core of NASA's existence, it will never evolve beyond a faint echo of its prior self.
As we close-to-NASA folk pause to reflect on the Apollo 1 fire (Jan. 27, 1967), the Challenger disaster (Jan. 28, 1986), and the Columbia tragedy (Feb. 1, 2003) -- I took some time to reflect on whether we as a nation learned anything from these tragedies.