genetics

(Newser) - British scientists have for the first time identified a gene that contributes to garden-variety obesity, supporting ancient anecdotal evidence that birthright, not just lifestyle, shapes stomachs.  Although they can't say exactly how the gene, called FTO, works, the 16% of white Europeans carrying two "fat" variations of it...

(Newser) - Scientists are getting closer to removing men from the conception equation, announcing yesterday that they have produced early-stage sperm cells from male bone marrow. Now the team of British researchers is seeking ethical approval to try the same thing with women.

(Newser) - A new kind of twin has been discovered, neither strictly identical nor fraternal. Now toddlers, the babies look identical but one is anatomically male while the other has ambiguous genitalia. Genetic tests show the children are identical on their mother's side but share only half their father's DNA.

(Newser) - In a cost-cutting move, NASA is shutting down its futuristic think tank, source of way-ahead-of-the-curve ideas, many of them worthy of a Star Trek script. Closing the Institute for Advanced Concepts will save $4 million out of NASA’s $16 billion dollar budget. But former NASA scientist Keith Cowing describes...