Today's afternoon links, featuring a trombone cover of Kansas' "Carry On Wayword Son" and a mashup of Grumpy Cat and Chemistry Cat.

Today's afternoon links, featuring an Einstein lookalike, Chemistry Cat dispensing helpful advice for the weekend, and Kitten Kong.

Awhile back we put our knowledge of chemistry jokes to work with a slideshow about Chemistry Cat, but little did we know about all the other cat scientists who blazed a meandering trail for the intrepid feline chemists of today.

Have heard of the thought experiment known as "Schrödinger’s Cat.

Indeed.

Chemistry Cat is a studious fellow who makes chemistry-related puns.