NASA's newest rocket will be the largest rocket ever constructed, standing 400 feet tall — 40 feet taller than the massive Saturn V rockets that carried men to the moon. The new launch vehicle is designed to send astronauts to asteroids or even Mars.
Astronomers have discovered a budding galactic nucleus, which is undergoing a ferocious rate of star formation. It is providing researchers with their first glimpse at a key step in the galaxy-formation process.
For the first time, scientists have gotten important confirmation of the most fundamental process fueling the sun. Now, they want to use that research to learn more about the conditions that existed when the sun was born.
Death Valley's Racetrack Playa is the scene of an enduring scientific mystery: Rocks of all sizes seem to move uphill on their own, leaving tracks in the mud behind them. Now, scientists finally have an answer.
A glimmer of good news for those who don't like shoveling: The intensity of snowstorms is not likely to increase as the planet warms, although fierce snowstorms will become more frequent this century, say scientists.
The continental margins off the US East Coast are sending bubbles of methane into the water. These naturally occurring seeps could provide a critical baseline to gauge the effect of climate change on these emissions.