Tanks have long, high-friction tracks - good for going forwards, not so good for turning as the tracks would have to skid. What do tanks do to overcome this problem? [more inside]
posted by Mike1024 on Aug 4, 2009 - 20 answers

Need help keeping it up! My car sun visor, that is. [more inside]
posted by Robert Angelo on May 30, 2009 - 13 answers

Backstory: Since my very first copy of "Our Bodies, Ourselves", I have never, ever been able to understand exactly which parts of my nether regions were the hymen and which parts were 'the rest of me' so to speak. I now have a couple of months of sex with my first partner under my belt and the landscape is continuing to erode. What gives, and (when) should I worry? All kinds of TMI to be found inside! [more inside]
posted by anonymous on Apr 3, 2009 - 14 answers

You walk into a public toilet stall. There is a metal toilet paper roll holder. One of two annoying situations is happening. [more inside]
posted by WCityMike on Jan 11, 2008 - 27 answers

How could someone avoid burning up in the atmosphere while falling to Earth from orbit? [more inside]
posted by clockzero on Feb 6, 2007 - 20 answers

For all the big-thighed women out there... In hot weather, do you have problems with wearing skirts sans pantyhose and walking any distance? If so, how do you deal with the inner-thigh chafing? [more inside]
posted by anonymous on Jul 16, 2006 - 39 answers

I noticed that as times goes by, computer mice (and other plastic items) get used by skin friction. I notice my mice have "smooth" areas on their buttons that obviously seem to be there because of use. Is there a way to prevent that? [more inside]
posted by a007r on Apr 30, 2006 - 6 answers

Help me stop the cushions on my IKEA Ektorp sofa from sliding forward. [more inside]
posted by junkbox on Sep 12, 2005 - 11 answers

How does this work? [more inside]
posted by ~rschram on Mar 10, 2005 - 15 answers