News
- Health & Medicine
Baby Rescue: Cord blood saves infants with rare disease
Using umbilical cord blood, doctors can rescue babies from Krabbe's disease, a lethal enzyme deficiency that causes brain damage.
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Perfect Match: Embryonic stem cells carry patients’ DNA
By priming embryonic cells with genetic material from people with problems that stem cells may one day treat, researchers have isolated 11 new lines of stem cells that exactly match the patients' own DNA.
- Tech
In Its Own Image: Simple robot replicates itself block by block
A robot made by stacking identical, cubelike modules has demonstrated that it can copy itself.
- Health & Medicine
Watch and Wait, or Not: Studies weigh risks of delaying prostate surgery
Two long-running studies of men with prostate cancer have partly clarified the risks of postponing treatment of the disease.
