Hank the cat and hand illustration for week in review

• It's politics season, and you know what that means: Time to catch up with the charismatic animals (like Hank the cat, above) who have run for office.

 

• Paul Ryan turned heads this week, and not just for his proximity to presidential hopeful Mitt Romney. Ryan's exercise regimen includes the rugged P90X workout which apparently promises ripped abs in no time. We decided to find out more. 

 

• Isn't the human body amazing? That's why we created this infographic, a pop science guide to the human hand

 

• And speaking of the body, how does yours handle caffeine? Our blogger explains why she stopped drinking coffee — and touched a nerve! Readers responded in droves, from cranky to supportive. 

 

hammerhead shark• Just when you think it's safe to get back in the water, Shark Week rolls around again. To celebrate, we explain why hammerhead sharks have such funny heads

 

• When did potato chip flavors get so weird? Melissa Breyer investigates eight odd potato chip flavors.

 

• It's all fun and games until kitty breaks a leg and you're left staring at the vet bill. Our pet blogger explains how to find the right pet insurance — before disaster strikes.

 

• Worried about high unemployment? We've got at least a partial solution. Auto expert Jim Motavalli explains how clean cars are putting Americans to work.

 

• We love all things community — but somehow a good neighborhood brawl is endlessly fascinating. This week, one of the co-founders of [skipwords]Twitter[/skipwords] was in the news for his plans to raze a house in San Francisco. Let's just say it didn't sit well with everyone.

 

• And finally, take a look at this gallery of dust storms as seen from space. (They're prettier by satellite than they are in person.)