Welcome to Screen Rant’s “Geek Picks,” where we collect the finest movie-related geekery from around the Web for you. Today you’ll find the coolest science project ever; found out how versatile Nic Cage is; check out some cool ‘What If?’ movie scenarios; and pre-order the coolest PJs in the galaxy. All that and more on this edition of SR’s Geek Picks!

To kick things off today, HollywoodLeek has a cool “What If?” scenario. Check out 16 movies with their original casts. I always love seeing stuff like this and imagining how those movies would’ve turned out. Do you think any of them would’ve been an improvement over the eventual movies that we now know?

If you’re in the mood to laugh, check out Cracked‘s “If Dark Knight Rises was 10 times shorter and more honest.”

Neatorama has 15 really strange movie credits.

Captain America Science Project

Big thanks to SR Reader Jeremy for sharing his and his son’s awesome science project. Why wasn’t science this cool when I was in school?

My Neighbor, Hulk

Check out this adorable mashup created by DeviantARTist samoubica, who felt that The Avengers and My Neighbor Totoro were a perfect match.

The Dark Knight Rises In Shanghai

Imagine the possibilites!

Here I Come (Supercut)

Zach Prewitt‘s tribute to his favorite supercut, “Keep on Walkin

Nicolas Cage Can Be Anyone!

#Truth

Star Wars Cosplay Mash-ups

EPBOT has 21 hilarious mash-up costumes from Celebration VI.

Star Wars Wampa Ice Scraper Mitt

at ThinkGeek.com this fall for $24.99.

Star Wars Pajamas

Pre-Order the coolest PJs in the galaxy at JumpinJammerz for $65.

That’s all for today folks! Be sure to check back tomorrow for more movie related geekery.

Today’s picks have been brought to you by: HollywoodLeek, JumpinJammerzNeatoramaCrackedThinkGeekEPBOT, and samoubica.