Here’s Why There Aren’t B Batteries

Maybe you had to pick up some batteries for some of the presents you bought this month. When it comes to toys, we’ve got AA, AAA, C and D batteries… but not B! Why not? Plus: a research team has demonstrated a “smart bandage" that can not only monitor how a wound is healing in real time, it can help speed that healing process along. Why Aren't There B Batteries? (Mental Floss) Wireless, closed-loop, smart bandage with integrated sensors and stimulators for advanced wound care and accelerated healing (Nature) This show is listener powered! Back us on Patreon for just $1 a month.