Questions

For mathmos and physicists:
(1) What is the force generated by a three-pound pheasant falling from sixty feet?

For medicos:
(2) How will the human head and neck react when this pheasant falls on you?

(No, this didn't happen to me. It did, however, happen to my father!)

For economists:
(3) Just how does the UK's current economic situation lead to a weak pound?

For Anglo-Saxonists:
(4) What is the current thinking on when Beowulf was composed and written down?

Joke

What's white and fluffy, and shaped like a tooth?

( The answer is behind the cut )

ETA: Cake wrecks:

http://www.telegraph.co.uk/news/picturegalleries/howaboutthat/4401631/Cake-Wrecks-when-professional-cakes-go-horribly-hilariously-wrong.html