Science blogs  

New questions about that Big Bang data

Remember the big announcement in March about new data supposedly proving that the universe expanded rapidly after the Big Bang? Well, the celebration may have been premature, Tabitha M. Powledge writes, noting that a rumor about alternative explanations for the results "has prompted several physicists to go public with objections they say they have harbored since the findings were released in March." Also, do three new studies point to a magic bullet against aging?