World's 'earliest navigational tool' has been found in a shipwreck Ifeadi C. 01:31 Mashable, Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsInside the exclusive, stealthy club where future tech moguls are bornSend this satirical Mar-a-Lago application (and bribe) straight to Donald TrumpThis 'impossible' puzzle box is a real head-scratcherThe 'Avengers 4' title is apparently too spoilery to reveal so here are our best guesses for what it isForget scissors and combs—get your hair cut by an ax, if you're brave enoughOMG remember 'Night Trap'? The cheesy live-action game is back after 25 years.