Tag: used-galaxies
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Vera Rubin, pioneering U.S. dark matter astronomer, dies at 88
Rubin died on Sunday at an assisted living facility in Princeton, New Jersey, and had suffered from dementia for several years, Allan Rubin, a geosciences professor at Princeton University, said in an email. Rubin, a Philadelphia native, used galaxies’ rotations to discover the first direct evidence of dark matter in the 1970s while working at…
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Cancer patient donates year’s worth of pizza to food bank
NORTHAMPTON, Pa. (AP) — A Pennsylvania man going through treatment for colon cancer won a pizza parlor’s raffle for a year’s worth of free pies and then donated his prize to a food bank.
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Few young men are unable to report last partner’s contraceptive use
By Shereen Lehman (Reuters Health) – Most young men say they know whether their last sexual partner used birth control and what kind it was, according to a recent U.S. study. The results provide valuable data for programs intended to prevent unplanned pregnancies that are aimed at young men, the researchers write in American Journal…
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Synthetic stem cells to regenerate heart tissue
American and Chinese researchers have developed synthetic cardiac stem cells that could have the same therapeutic impact as human stem cells, with the added benefit of reducing the risk of graft rejection in cellular therapy. Cellular therapy consists of the injection of stem cells to restore damaged tissue and organs. Scientists today can extract stem…