Hadiya Pendleton's young life was cut short when she became the unintended victim of a gang-related shooting. Her friends talks to "48 Hours" correspondent Maureen Maher about what made the 15-year-old so special.
Researchers say the possibility of cloning tissue can help fight health problems, but others questio...
The US Navy successfully launched an unmanned drone -- the bat-winged X-47B -- off the deck of an ai...
Canadian spaceman Chris Hadfield returns to Earth along with two other astronauts after a half-year ...
Singapore launches a public inquiry into the death of a US researcher whose family believes he was m...
Can a new invention a bullet-proof insert for a back pack, help protect students?