(CNN) -- A human embryo, containing about a couple hundred cells, is smaller than the period at the end of a sentence. Scientists need strong microscopes to see these precursors to life, and to take ...

Scientists say they’ll go ahead anyway. Lawmakers, seeking to rein in the scientific appetite for human experimentation, are attempting to ban human cloning. On July 31, the House approved a bill, 265 ...

MONTGOMERY, Ala. (WIAT) — A new bill has been introduced in the Alabama Legislature that would classify human cloning as a felony. HB380, introduced by Rep. Phillip Rigsby, R-Huntsville, classifies ...

Stanford University announced yesterday it would create an institute to develop medical therapies from human embryonic stem cells, the promising but controversy-laden cells found inside human embryos.

An entirely appropriate stew of scientific vexation and mortification has accompanied revelations that the incredible Korean achievements in human embryonic cloning and stem cell research are exactly ...

SEATTLE - In a clash of politics and science, the first successful cloning of a human embryo - and the extraction of stem cells from it - has ignited new calls for a ban on all forms of human cloning ...

A Feb. 9 article incorrectly referred to Richard Doerflinger of the U.S. Conference of Catholic Bishops as the organization's director of abortion-opposition activities. Doerflinger's title is deputy ...

Researchers in Oregon claim to have solved the tricky problem of cloning human stem cells, but you're more likely to see a duplicate of a years-old ethics debate than you are a duplicate human. This ...

WASHINGTON -- The announcement by a U.S. company that it has cloned a human embryo for the first time has set off a heated debate on the ethics of the research, with the company on Monday staunchly ...