Science Challenge #5 Question 2. Where on Earth are day and night each exactly twelve hours long, all year round? Answer: At the EQUATOR (Some responders have remarked that the answer to question 2 is clear except that the word "exactly" in the question is a very tiny overstatement.) Correct responses received from: Yunus, Rob Gibson, Mike McCreary, Peter & Merridy Hance, David Hansmith, Mark Baysinger, Robyn Carillo, DMUG, Lorell Miller, John Alden, Joan Gargano, G.M.Wildanger, Aaron Vinck, Michael R., Len Padilla, Dylan Ryall, Jennifer leBlanc, Patrick Walker, Jeff Moran