...with one pit big enough to swallow the District of Columbia and some of its suburbs. Scientists at the Johns Hopkins Applied Physics Laboratory said Monday that dramatic photos show Mathilde is 33 miles across at its widest point but has five huge...

...to walk down the street, or fly overhead. To help unlock the power of the data, two researchers at Johns Hopkins Applied Physics Laboratory developed the Applied Imagery software by exploiting the capabilities of commercially available computer...

...and eventually form a hot plasma cloud around the planet, said Donald Mitchell, a physicist at the Johns Hopkins Applied Physics Laboratory in Laurel, Md., lead author of a second study. His team found that the oxygen particles ejected into...