MIT Scientists Reveal the Best Way to Twist Open an Oreo Cookie

ByAlyssa R. Elliott

Apr 25, 2022 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

Researchers did not examine how Pokemon Oreos twist compared to the typical cookies. 


The science is in: The creme filling in Oreo cookies is categorized as “mushy,” and it can be quite difficult to get it to stick to the two sides when you twist just one apart. 

“I experienced in my thoughts that if you twist the Oreos properly, you ought to split the creme correctly in the middle,” MIT researcher Crystal Owens stated in a assertion. “But what basically takes place is the creme almost generally comes off of just one aspect.”

Owens and 3 co-authors have an report titled On Oreology, the fracture and movement of “milk’s beloved cookie” in the recent problem of the journal Physics of Fluids this week. 

The crew created a so-referred to as “Oreometer,” a 3D-printed unit that performs utilizing rubber bands and is loaded with coins to provide the weight that then translates into the pressure needed to mechanically twist the two areas of the cookie apart. 

“One of the primary points we can do with the Oreometer is acquire an at-house schooling and self-discovery strategy, where you educate people today about essential fluid attributes like shear strain and tension,” claimed creator Max Lover.  

Oreometer is truly a play on text that only a really distinct set of fluid dynamics nerds will understand. Which is due to the fact the unit is basically a rheometer, which is applied in labs to evaluate the way substances flow in response to used force. 

“Rheology can be utilised to measure the texture of foods depending on the failure stresses and strains,” Owens said. “We ended up in a position to characterize Oreo creme as quantitatively mushy.”

The scientists also looked at other components like diverse cookie flavors, volume of filling and rotation rate. Flavor and filling produced minor big difference to how the creme wound up distributed throughout the two halves, but twisting pace mattered. 

“If you try out to twist the Oreos a lot quicker, it will essentially take more strain and extra stress to break them,” Owens stated. “So, maybe this is a lesson for people who are stressed and desperate to open their cookies. It’s going to be easier if you do it a minimal little bit slower.”

One other variable associated dipping the cookies in milk, which caused them to degrade and crumble right after about a moment, unsurprisingly. 

The scientists did not show if they prepare to go on their exploration to go after the most apparent remaining Oreo-linked secret: What is actually completely wrong with folks who try to eat the cookies devoid of event trying to twist them aside?