Minnesota Star Tribune

How cellulosic ethanol is made

Here's a look at the process of creating cellulosic ethanol from nonfood sources like corn cobs, corn stalks or grasses.

By Mark Boswell

October 13, 2014 at 9:29PM
(Mark Boswell/The Minnesota Star Tribune)
(Mark Boswell/The Minnesota Star Tribune)
about the writer

about the writer

Mark Boswell

Deputy News Graphics Director

Mark Boswell is Deputy News Graphics Director at the Minnesota Star Tribune and has over 30 years experience as a visual journalist, illustrator and writer.

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Sports

Patrick Reusse Turkey of the Year past winners, from 1978 to today

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J. SCOTT APPLEWHITE, ASSOCIATED PRESS/The Minnesota Star Tribune

The "winners" have all been Turkeys, no matter the honor's name.

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In this photo taken Monday, March 6, 2017, in San Francisco, released confidential files by The University of California of a sexual misconduct case, like this one against UC Santa Cruz Latin Studies professor Hector Perla is shown. Perla was accused of raping a student during a wine-tasting outing in June 2015. Some of the files are so heavily redacted that on many pages no words are visible. Perla is one of 113 UC employees found to have violated the system's sexual misconduct policies in rece