This beautiful and touching video was posted by Liza Abeyta who caught an incredible moment between his almost non-verbal father with Alzheimer's Disease and their dog Roscoe.
(via Laughing Squid)
When Manu Prakash, PhD, wants to impress lab visitors with the durability of his Origami-based paper microscope, he throws it off a three-story balcony, stomps on it with his foot and dunks it into a water-filled beaker. Miraculously, it still works.Stanford Bioengineer Develops A 50-Cent Paper Microscope
Even more amazing is that this microscope -- a bookmark-sized piece of layered cardstock with a micro-lens -- only costs about 50 cents in materials to make.