You might've heard about rats laughing, but I learned from one of my Big 3 that those positive emotions can actually make them more optimistic too! #39canimals https://t.co/KwEvvCvd78 https://t.co/9crglJRtmE

Courtesy of my good friend @C_82l it does indeed seem that belly rubs do cause optimism and gut laughs in rats. Now, I’ve experienced some ratty behaviour in the twitterverse. We all just need a belly rub and good guttural giggles! God is in a good mood!

#LJMUCafeAPSS Tim - 'laughing rats are optimistic' https://t.co/iMXjbVBRby

Al volver a casa, empezó a currar con ratas optimistas, aquí un par de papers: https://t.co/v454Ne13b8 https://t.co/jvK4hQT8E7

With all the cancer and diseases researchers subject rats to, this is a nice change https://t.co/LQUk6u4hKP

Rygula R 2012 "Laughing Rats Are Optimistic" @DoctorKarl https://t.co/bZQo0KEpPD

This is interesting af. Rats laugh when tickled, and when they do, they behave more optimistically. https://t.co/1BX0NoSbCI

Laughing rats are optimistic http://t.co/drATU85VTK

#CSOTD Tickling rats makes them happy, causes them to be optimistic, and provides insights to human mood disorders. http://t.co/ZklkTjeEsf

#CSOTD Tickling rats makes them happy, causes them to be optimistic, and provides insights to human mood disorders. http://t.co/ZklkTjeEsf

Rats laugh. http://t.co/s7MBPQ9rHK #worldview

Rats laugh. http://t.co/10GLsTez8W HT @mebwriter

@myuuko こちらこそ、ありがとうございます。マウスの表情を研究している人がいるとは知りませんでした。ラットをコチョコチョくすぐったら「笑う」という研究なら知っていましたが。たとえばこれ⇒ http://t.co/ghU473Ldcp

Think the rat tickling tweet was a prank? Here is the link to the journal article (in PLoS ONE!) http://t.co/HREdGFNVmC

@OACPOfficial study shows benefit of positive affective state and decision making. Laughing=better decision making http://t.co/z2vB4ogJAT

@OACPOfficial study shows benefit of positive affective state and decision making. Laughing=better decision making http://t.co/z2vB4ogJAT

A favorite recent research publication is a study of rats laughing: "Laughing rats are optimistic." http://t.co/MKx4oC4Uwe

Esos artículos científicos que te hace sonreír http://t.co/pEx6zj5syu

(It's for real.) New research, from Poland. "Laughing rats are optimistic." http://t.co/MKx4oC4Uwe

Lachende Laborratten sind optimistischer. http://t.co/71NfgHLjEW #rofl

Lachende Laborratten sind optimistischer. http://t.co/71NfgHLjEW #rofl

Funny stuff http://t.co/QFaGZ1eFm5

No es que el optimista se ría, es que el que ríe es optimista... Al menos las ratas, claro. http://t.co/0UyKgPPMrW

No es que el optimista se ría, es que el que ríe es optimista... Al menos las ratas, claro. http://t.co/0UyKgPPMrW

jojojo Ratas optimistas comprobadas cientificamente XD otra de las andanzas de Plos ONE Laughing Rats Are Optimistic http://t.co/rdIMLgq24P

PLoS One lo hace otra vez: Laughing rats are optimistic - http://t.co/wLt4sW2QTc

PLoS One lo hace otra vez: Laughing rats are optimistic - http://t.co/wLt4sW2QTc

PLoS One lo hace otra vez: Laughing rats are optimistic - http://t.co/wLt4sW2QTc

PLoS One lo hace otra vez: Laughing rats are optimistic - http://t.co/wLt4sW2QTc

http://t.co/u1UVsTmG3S "the animals were subjected to either handling or playful, experimenter-administered manual stimulation – tickling."

Laughing Rats Are Optimistic http://t.co/aaG6WpaB

Laughing Rats Are Optimistic http://t.co/aaG6WpaB

(It's for real.) New research, from Poland. "Laughing rats are optimistic." http://t.co/xmGhFVNA

:-) Laughing rats are optimistic. http://t.co/YhxUyRzb @PLOSONE

New research shows that tickling rats induces positive emotions causing them to laugh & to be more optimistic http://t.co/5EQSk2Qg #laughter

This has to be the best rat study ever : http://t.co/NDkD9BUd I am signing up when they run the human trial

This has to be the best rat study ever : http://t.co/NDkD9BUd I am signing up when they run the human trial

This has to be the best rat study ever : http://t.co/NDkD9BUd I am signing up when they run the human trial

This has to be the best rat study ever : http://t.co/NDkD9BUd I am signing up when they run the human trial

Las alegrías que da la neurociencia: las ratas que se ríen son más optimistas. Estudio le hace cosquillas a las ratas http://t.co/1NLnpiQq

Positive affect & decision making bias in rats -- the procedure involves tickling them: "Laughing Rats Are Optimistic" http://t.co/Hgh72IOW

This has to be the best rat study ever : http://t.co/NDkD9BUd I am signing up when they run the human trial

Positive affect & decision making bias in rats -- the procedure involves tickling them: "Laughing Rats Are Optimistic" http://t.co/Hgh72IOW