Scientists in Israel have taken skin cells from heart failure patients and turned them into working heart-muscle cells.

South Korean prison officials have ordered chemical castration for a 45-year-old pedophile to suppress his libido when he is released from prison.

After several delays and one last-second abort since November, Tuesday's launch went off without a hitch.

A government panel suggests ending for most men a routine prostate cancern screening called PSA. The recommendation is proving controversial.

A rare type of solar eclipse passed over the United States Sunday, generating massive response from excited viewers.

Georgia student Aimee Copeland is set to have hands and foot amputated as a flesh-eating bacteria spreads.

Other headlines: Chen Guangcheng headed to the U.S.; G9 leaders meet at Camp David; SpaceX launch aborted at last minute.

The first private space capsule is set to launch into orbit Saturday. SpaceX’s Dragon capsule is on a mission to deliver supplies to the ISS.