Wednesday links

Pro Skateboarder Goes to Skate Park Disguised as Old Man.

Vintage Photos of U.S. Iconic Buildings and Bridges as They were Being Built.

This explains a lot: In 1950, the U.S. Released a Bioweapon in San Francisco.

Tomorrow is Nikola Tesla's birthday: bio, Tesla coil music, Tesla vs Edison rap battle, videos and links.

Cage of Thrones: Nicolas Cage as Every ‘Game of Thrones’ Character.

Dune, 50 years on: How a science fiction novel changed the world.

ICYMI, Friday's links are here, and are all Independence Day related: the science of fireworks and barbecue, sci-fi Independence Days, history, music, videos, and more.