My uncle passed on a link he received from my cousin to an amazing video showing dolphins cleverly making sophisticated bubble rings and manipulating them in interesting ways:
This is an amazing video of a battle between three species, and it’s not over when you think it is. A little over eight minutes, but definitely worth watching:
SIGGRAPH award winning animation of the inner life of the cell. To see a version with narration, click the image below, then choose the version appropriate for your internet connection speed:
The view and feeling of hovering were amazing. It really was the closest I’ve ever come to experiencing flight (unaided by plane or hot air balloon of course). Unfortunately, the experience had already been soured by the feeling of being taken advantage of and lied to.