WORLD: Americas, Africa and Asia head for 'supercontinent' smashup
Don't lay out any welcome mats — wait about 100 million years or so — but eventually Asia and the Americas will smash together, geologists report, burying both the Arctic Ocean and Caribbean Sea.

Stop Wasting Waste: Fixing the Travesty of Lost Value in Recycling
It's become an encouragingly common story to see evidence of how recycling can generate more value than landfilling waste. The recent GreenBiz article The Successes Possible from a Jigsaw Puzzle Theory of Recycling outlined one such business model, Do...

Crowdsourcing gamers best computers on protein folding
Citizen scientists using a 3D jigsaw puzzle video game are helping decode how proteins work to advance research drug treatments and potentially renewable fuels and chemicals.

Piece by piece
Austin Smith stands next to the work he's accomplished so far on his 18,000-piece Ravensburger puzzle. (CNA photo by AMY HANSEN)

'Amasia': The Next Supercontinent?
More than 100 million years from now, the Americas and Asia might fuse together, squishing the Arctic Ocean shut in the process. That's according to a new model that predicts where the next supercontinent may form. But don't worry: Humans will likely be long gone by then.