Are There Particles Smaller Than Quarks?

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i was just wondering if there's anything smaller than a quark because as far as i know up, down, anti-, etc. quarks make up the universe.
 
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https://www.physicsforums.com/archive/t-27711_electron's_radius.html
 
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so electrons are smaller than quarks. i think. maybe i misread it
 
I believe the Standard Model currently treats both quarks and leptons as pointlike.

This should be moved to the Particles section.
 
What exactly is a quark??

What exactly is a quark??
 
An electron is a fundamental particle. There are no quarks associated. At least, that's my understanding.
 

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