Tuesday ROUNDUP

Theme: blogs I'm following this week that I wasn't following last week.

• Vitamin D is more effective than vaccine? ERV tears down a recent claim
• How children learn language by phrase. Childs play blog at Scientopia responds to Ben Zimmer's article in the NYT
• The educational value of do-it-yourself. Webb of Science goes to Maker Faire
• Incentives for scientists to communicate Mike the Mad Biologist at Scienceblogs, and David Dobbs original article
• Breastfeading changes gene expression in gut. Melinda Wenner Moyer at Body Politic  
• The blind leading the blind: how ants run in lines. Carin Bondar, biologist with a twist
• 150ft-wide asteroid comes close to earth. Carolyn Collins Peterson tells us about the recent discovery at The Spacewriter's Ramblings
• Frank Oppenheimer, Alice Rose Bell's favourite scientist
• How still images create sensation of movement. Cognition and the Arts