Here are two fairly newly-discovered species of dinosaurs which I found about because Schleich toys actually makes toy versions;

http://en.wikipedia.org/wiki/Concavenator
http://en.wikipedia.org/wiki/Miragaia_%28dinosaur%29

Here is Jack Horner talking about using histological studies to figure out the actual age relationship between Hell Creek formation dinosaurs;

http://www.ted.com/talks/jack_horner_shape_shifting_dinosaurs.html

And here's an old blog post where someone made a really awesome miniature Muppet Theater to go with his collectable Muppet toys;

http://lancecardinal.blogspot.com/2011/03/scratch-built-palisades-muppet-theatre.html