My son’s hair had a party.

His big sister captured this shot after rubbing a balloon on his head. The balloon removed some of the electrons from his hair leaving each with a positive electrical charge. Since charges repulse one another, each hair repulsed the other hair. More on static electricity here.

And, shortly, we’ll learn more about atoms from one of the 76ers Cheerleaders and Professor James Trefil as part of our Brain Makeover initiative.