The cube would probably look a little something like this. Image credit: Clark Ukidu / Shutterstock Hearing stories of the largest gold nugget ever found, or the recent 2.6 kilogram (5.7 pound) discovery by an amateur aussie gold hunter, you might be fooled into thinking we’ve discovered a massive amount of gold on Earth. Well, it might come as a surprise to learn that all the gold discovered so far could fit inside a puny 23 by 23 meter (75 by 75 foot) cube – that’s about the length of a cricket pitch. Despite its relatively small size, this cube...