This geeky kitchen must-have idea comes from Aleks of Lola's Kitchen Lab. Apparently this is what your spice rack looks like when you're a scientist who loves to cook: test tubes and a lab-grade test tube spice rack!
If you want your own, custom-made test tube spice rack, head over to Aleks' Etsy shop called… wait for it… Science and Spices.
Oh, and as an added geeky kitchen bonus, check out the beakers and flasks that act as decor in her experimental lab (aka. the kitchen):