Link to video on Youtube: "What does an atom actually look like"
Source: Greg Kestin PhD, Digital Producer, NOVA/ PBS, Preceptor, Harvard University Physics Department
Link to Original Publication Physical Review Letters 2013: "Hydrogen Atoms under Magnification: Direct Observation of the Nodal Structure of Stark States"
Link to Press Release: "Hydrogen atoms under the magnifying glass: Direct Observation of the Nodal Structures of Electronic States of the Hydrogen Atom"
Link to Top10 breakthrough in Physics 2013: "Internationales Forscherteam des MBI & AMOLF in den "top 10 breakthroughs" in "physicsworld.com" 2013"