Super-chilled antihydrogen atoms have been collected and stored 5,000 times longer than any previous attempt.
Workers entered a reactor building at Japan's stricken nuclear plant Thursday for the first time since an explosion hit the facility a day after the March 11 earthquake and tsunami.
Workers entered a reactor building at Japan's stricken nuclear plant Thursday for the first time since an explosion hit the facility a day after the March 11 earthquake and tsunami.
Japan upgraded its month-old nuclear crisis to a maximum seven on the international scale of atomic disasters Tuesday, placing it on a par with Chernobyl.
Guest contributor Richard Obousy describes how a starship might harness the awesome power of nuclear fusion to travel to interstellar destinations.
A meteorite offers new clues into how essential biomolecules laid the foundation for life on Earth.
The fizzy ocean on Enceladus may be capable of harboring life.
The antimatter equivalent of the hydrogen atom has been trapped for the first time in a milestone that could reveal more about our universe.
Once written off as being too loud or too dirty, diesel may get a new lease on life as a more environmentally friendly source of energy.
A vehicle that can take off, fly and land like an airplane, but also travel in space is "the holy grail" of aeronautics.