Half Christmas trees hope to stop your pets and kids from messing with the tree Ifeadi C. 02:03 Mashable, Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsWe promise you've never seen The Rock and Kevin Hart like thisSiri gives an R-rated definition of the word 'mother'The skills that every teen should learn before they ever get a cellphoneBest Buy is having a great sale on MacBook Air laptops all this week (through May 5)Jeff Bezos' Blue Origin starts its year off right with beautiful rocket launchIt's spring cleaning season, so people are talking about kanso. What is it?