Rachel Mahan Fat Finding Reveals Why Diets Don't Work Adults are stuck with the fat cells you have acquired. Birds Babble Like Babies Birds switch brain circuits during the transition from babbling to singing. This research suggests a new view of infant behavior. By Rachel Mahan Published 1 May 08 Secret to the Spring in Your Step While happiness helps, the Achilles tendon is actually what puts more spring in your step. By Rachel Mahan Published 29 April 08
