An Alternative to Embryonic Stem Cells; Some Fish Can Handle Climate Change
Discovered: An alternative to embryonic stem cells, some fish can handle all that CO2, a photo of an atom's shadow, and the salmon aren't spawning so much anymore.
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 — destroyed embryos or lives saved, Bush bans or Obama battles — than you are a duplicate human.
Discovered: An alternative to embryonic stem cells, some fish can handle all that CO2, a photo of an atom's shadow, and the salmon aren't spawning so much anymore.
The White House and other commentators weigh in
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