This engine is supposed to function at supersonic speeds and be fueled with hydrogen. If they can get it to work, then both cleaner and faster flight (even cleaner low-orbit satellite launches) may be possible. It will be interesting to hear of the results in a few weeks.
Gina Barreca (http://www.ginabarreca.com) is a prominent feminist scholar and humorist. She is very funny and her work both entertains and illuminates on the gender issues faced these days.
Tonight our family tried to make a vanilla and lime Mexican Flan. It turned out great. May not bring world peace, it feels good to try and succeed at new things.