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Cloning Research Gives Way To Bioethics Questions

Researchers in New York are reporting that, for the first time, they've used cloning techniques to successfully create human embryos in the lab. Guy Raz talks about the ethical implications of this research with Insoo Hyun, associate professor of bioethics at Case Western Reserve University.

Researchers Advance Cloning Of Human Embryos

The embryos would not be used for reproduction, but rather for the creation of embryonic stem cells. Many scientists believe that human embryonic stem cells made this way could revolutionize medicine.

Israeli Chemist Wins Nobel Prize For Quasicrystals

Daniel Shechtman's discovery that atoms could fit together inside of crystals in a nonrepeating pattern fundamentally changed the way chemists look at solid matter. His findings were widely criticized at first, and it took years for Shechtman to prove he was right.

Israeli Wins Nobel Chemistry Prize For Quasicrystals

Israeli chemist Daniel Schectman's discovery of how atoms fit together inside of crystals changed the way chemists look at solid matter.
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Md. Professor Wins Share Of Nobel Prize

adam riess

A professor from Johns Hopkins University won a share of the Nobel Prize in Physics Tuesday for his work in observing the expansion of the known universe.


Fossils Help Rev Hard-Hit Newfoundland Fishing Area

On the craggy bluffs of Mistaken Point in Newfoundland, the wind and waves are licking away the rocks to reveal the oldest animal fossils on Earth. Locals are promoting the fossils, and the creatures are drawing a crowd. And now they are an economic engine for an area that had hit tough times.

Three Scientists Win Nobel Prize In Physics

T.S. Eliot wrote in a poem that the world will end not with a bang but a whimper. He was spot on. The Nobel Prize for physics will go to three scientists who discovered that, after the Big Bang, the universe has been expanding at an accelerating rate.