Electronic Tongues

I do this lab with my advanced biology class called "The Mystery Milk" lab. I give them 4 unknown liquids and they have to use a series of indicators to figure out what these milk-like products are. The students always ask me if they can taste the products (Answer: No, it's a science lab). But…

How Nerves Fire

Whack! OUCH! Ever wonder how pain from a whacked hand gets to your brain so quickly? Also, what do people mean when they say we have electrical impulses inside our bodies? In this post, we'll take a look at how nerves send messages throughout your body. Though, let's not call it "firing nerves", in biology…

Nanoparticles

Tiny UPS... or something You've learned about phage therapy, quorum sensing and quorum quenching, which means, hello PhD! I'm just kidding, no grad student has the time to jump from topic to topic like this. But for us curious nerds, the next topic in the fight against antibiotic resistant bacteria is nanoparticles. Specifically, using them…

Understanding Food Labels

Food Labels written by Shirley F. Edited for OralGrooves.com by Evie What's Legit? When buying food, most people take food labels at face value. If the label on a carton of eggs says “cage free,” one imagines that the chickens were free to roam on a large space of land; however, it mostly means that…