The NY Times Science section boasted a number of ispotters yesterday. In "Building a Framework to Read Animal Emotion," Chris Gash tackles the article topic of finding true scientific methods to evaluate animal emotion, which turns out to be difficult.

Wesley Bedrosian weighs in visually on dairy-to-diesel research, in an article titled "Butter Holds the Secret to the Latest Biodiesel Fuel."

And Ellen Weinstein charts the changes in the management of acute appendicitis in "That Middle-of-the-Night Bellyache: Appendicitis?"