Stuff you didn't know and probably don't care about

[KMFJD]

Resurfacing the past

More than 20,000 ships sank during World War II. One man is on a mission to map them all — and is uncovering untold stories along the way.

storymaps.arcgis.com

More than 20,000 ships sank during World War II. One man is on a mission to map them all — and is uncovering untold stories along the way.

very interesting article

 

[William Gaatjes]

Thailands's tool using and diving Macaques :
That is so real life : Dumb but aggressive monkeys chase away smart tool using more relaxed monkeys.

 

[KMFJD]

3d printing magnets to cool fridges