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Science/Nature

Debunked? Arsenic-Based Microbes Challenge Chemistry of Life

Last week, I posted on a widely-reported NASA contention that agency scientists had caused microbes to accept a diet of arsenic, rather than phosphorus, thereby expanding the possible bases of life. (The contention was published in the journal Science and reported widely.) Over the weekend, scientists in America and abroad began to challenge the findings,…

Wisconsin State Journal: EPA Investigates 15 State Power Plants for Possible Clean Air Violations

In a story published today, entitled, EPA investigates 15 state power plants for possible clean-air violations, Wisconsin State Journal reporter Ron Seely writes that The Environmental Protection Agency is investigating 15 state-owned power plants, including several on University of Wisconsin System campuses, to determine if they are in violation of the federal Clean Air Act.…

Arsenic-Based Microbes Challenge Chemistry of Life – WSJ.com

Quite the innovation — Researchers on Thursday said they had created microbes that “very likely” use arsenic in their DNA in place of phosphorus, in what may be the first exception to the formula long thought to govern the basic chemistry of life. Force-grown in the lab, the bacteria use the notorious poison to replace…

Watch the Leonid Meteor Shower – Wired How-To Wiki

The 2010 Leonid meteor shower runs from Wednesday, Nov. 10, through Sunday, Nov. 21. The peak will be the nights between the 17th and the 19th. The Leonids are famous for being spectacular storms — since the orbit of the Temple-Tuttle comet intersects with that of Earth, the debris cloud our planet passes through each…

Baby Otters Learn To Swim (Video)

Suddenly the “drowned rat” look became adorable! Longleat Animal Park has two baby otters, Sumalee and Kasem, just 14 weeks old. In this video, the cute duo are learning to swim. They first were trained in a sink, then progressed to a bath, and now their skills are truly being tested… in a paddling pool.…

Daily Bread for Whitewater, Wisconsin: 11-16-10

Good morning, It’s a day of increasing clouds ahead for Whitewater, with a high temperature of fifty-two. Whitewater’s Common Council meets tonight, to consider the 2011 City of Whitewater municipal budget. The meeting agenda is available online. The municipal government’s budget only a part of it the greater community’s economy and well-being. I will post…