| Jockeying Delays Spill Research Money Gulf state governors seek a voice in how research money is allocated. feeds.nytimes.com |
Cutting Schools' Energy Waste and Bills An environmental educator and an energy entrepreneur team up to help cut schools' energy bills. feeds.nytimes.com |
Mystery Bird: Indigo bunting, Passerina cyanea | GrrlScientist Mystery bird demystified! What species is this 'blue bird of happiness', and how does it make its feathers blue?An immature male indigo bunting, Passerina cyanea (formerly; Tanagra cyanea), photographed at Heritage Community Park, Blacksburg, Virginia, USA. Image: Audrey DeRose-Wilson, 2 October 2010 (look at this bird with binoculars).Nikon D80, 70-300mm, f/5.6, 1/400, iso: 160Question: This neotropical migrant's blue plumage is not based on pigments at all. Instead, it uses another strategy to create blue feathers. Can you tell me about that?Response: Birds do not have blue pigments so they do not have blue pigment-based plumage. Instead, they create blue feathers using a few physics tricks where their feather structure manipulates light waves.GrrlScientistguardian.co.uk © Guardian News & Media Limited 2010 | Use of this content is subject to our Terms & Conditions | More Feeds guardian.co.uk |
Congressmen demand Facebook explain privacy breach An apparent privacy breach by Facebook has attracted the attention of a couple of members of the US Congress. abc.net.au |
Chickens aren't bird-brains after all PRIZE-winning research finds that chickens speak their own language and could possess human-like tendencies. news.com.au |