US Secretary of Defense Robert Gates (l.) and Secretary of State Hillary Clinton look through binoculars toward North Korea during a visit to observation post Ouellette at the Demilitarized Zone on Wednesday in Panmunjon, South Korea.
Officials have announced that construction of the European Extremely Large Telescope is set to begin, and once it's complete, it could help astronomers better investigate cosmic mysteries like dark matter.
The fourth-brightest source of radio emissions in our sky, the NGC 1316 galaxy beams thanks to the insatiable appetite of its black hole. Now astronomers have imaged the galaxy, and found it smeared with the remains of other galaxies it has demolished.
Scientists have found at least three and perhaps four planets that appear to be in the habitable zone of a triple-star system. Finding so many exoplanets in one star system's habitable zone is a first.