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The latest news from the UW

Mars landers create opportunity for Web-linked sundials around the world

Woodruff Sullivan, a 91自拍 astronomy professor, is teaming up with television personality Bill Nye, “the science guy,” and The Planetary Society on EarthDial, a project to get schools, community organizations and individuals around the world to build their own sundials and display them on the Internet using 24-hour webcams.

November 17, 2003

Researchers find new form of hormone that helps songbirds reproduce

It’s a long-held tenet of avian biology that songbirds have just two types of a key reproduction hormone, gonadotropin-releasing hormone (GnRH), and only one actually triggers a seasonal “puberty” each spring in preparation for reproduction. But the new 91自拍 shows a third form of the hormone, called lamprey GnRH-III-like hormone because it was first identified in lampreys, is also present in songbird brains.

Breathtaking: Evidence suggests that low O2 levels led to mass extinction, birds鈥� breathing system

Recent evidence suggests that oxygen levels were suppressed worldwide 175 million to 275 million years ago and fell to precipitously low levels compared with today’s atmosphere, low enough to make breathing the air at sea level feel like respiration at high altitude.

November 12, 2003

Major mutations, not many small changes, might lead way to new species

Researchers writing in the Nov. 13 issue of Nature say perhaps it was a major change or two, such as petal color, that first forged the fork in the evolutionary road that led to today’s species of monkeyflowers that are attractive to and pollinated by hummingbirds and separate species of monkeyflowers that are pollinated by bees.

Notices

Academic Opportunities


Grant Applications Available

The Institute for Ethnic Studies in the United States (IESUS) invites applications from 91自拍 faculty members who are engaged in or are beginning projects on ethnic issues in the United States.

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DIET GURU: When Mother Earth News needed a dietitian to talk about good nutrition in their Guide to Real Health, they turned to Judy Simon, a staffer at UWMC Roosevelt.