How to clean up oil spills using magnets

Oh, ferrofluids, is there anything you can't do? Researchers led by MIT's Markus Zahn have devised a technique for separating oil from water. Using magnets. Tiny, tiny magnets that temporarily transform polluting oil into a magnetically manipulable ferrofluid. » 9/12/12 5:00pm 9/12/12 5:00pm

Feminism, astronauts, and riding sidesaddle: Talking to Dreamsnake's…

It's Dreamsnake weekend for Blogging the Hugos! Today, an interview with author Vonda McIntyre about writing 1979's Hugo-winning novel, how much things have changed for women in SF, and how she hopes you don't notice the trick she pulled. » 10/24/10 9:00am 10/24/10 9:00am

Scientific estimate puts total BP oil spill at 4.4 million barrels

Research published in Science shows that the BP oil leak pumped out approximately of 4.4 million barrels of oil before being completely capped. That's around 185 million gallons, or 700 million liters. Scientists from Columbia University's Lamont-Doherty Earth Observatory studied high resolution footage of the plume,… » 9/23/10 1:00pm 9/23/10 1:00pm