'Billions' of planets in habitable zones, says NASA

NASA's Kepler mission has discovered four new planets that are less than twice the size of Earth and which orbit in their star's habitable zone.

Intel CEO Otellini to take early retirement

Intel CEO Paul Otellini has unexpectedly announced that he intends to retire, three years before the mandatory age.

NASA image shows a thousand potential planets

What do more than a thousand planet candidates and their suns look like? Jason Rowe, of NASA's Kepler science team has produced an image that shows each of the 1,235 potential planets so far discovered transiting its star.