Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/3/84; site talcott.UUCP Path: utzoo!watmath!clyde!burl!ulysses!mhuxj!houxm!ihnp4!zehntel!dual!amd!pesnta!hplabs!hao!seismo!harvard!wjh12!talcott!gjk From: gjk@talcott.UUCP (Greg J Kuperberg) Newsgroups: net.flame Subject: Re: Re: Re: Truth in Advertising? Message-ID: <132@talcott.UUCP> Date: Mon, 26-Nov-84 19:09:07 EST Article-I.D.: talcott.132 Posted: Mon Nov 26 19:09:07 1984 Date-Received: Thu, 29-Nov-84 04:12:23 EST References: <2559@dartvax.UUCP> <642@watdcsu.UUCP> <1245@utah-gr.UUCP> <2804@ucbcad.UUCP> Organization: Harvard Lines: 8 > What I've always wondered is why the closer to the equator people live, the > darker their skin tends to be. It seems that in the interests of maintainting > a reasonable body temperature, it should be just the opposite. > > Wayne And why is it that, although the surface of the Earth is convex, your shoes curl upward, as if the ground were concave?