I received an 8GB microSD card from the tubes today. It is small! But it contains 8GB of datas??! How have have scientists achieved this??!! Wondrous.

Here it is next to its mothership that turns it into a regular SD card:


UPDATE: readers have demanded the microSD card be compared to the coal lump previously featured. Here it is:


We can see that the microSD card is much smaller than the coal lump.