[Science] Age difference: Study says Grand Canyon much older, formed when dinosaurs ...

Age difference: Study says Grand Canyon much older, formed when dinosaurs ...
http://www.kansascity.com/2012/11/29/3939730/study-contends-grand-canyon-as.html
LOS ANGELES - The awe-inspiring Grand Canyon was probably carved about 70 million years ago, much earlier than thought, a provocative new study suggests - so early that dinosaurs might have roamed near this natural wonder.

Glacial progress marks UN climate talks
http://www.bdlive.co.za/world/2012/11/29/money-disagreement-threatens-climate-talks
In many ways, this year's UN climate talks in the Qatari capital of Doha look much like those that have gone before them in the 17 years since these vast international gatherings first started.

Study: Like a tree, growth rings show lobster age
http://www.newsday.com/news/study-like-a-tree-growth-rings-show-lobster-age-1.4277709
(AP) -- For the first time, scientists have figured out how to determine the age of a lobster -- by counting its rings, like a tree.

Second PAC-MAN orbiting SATURN: Local absence of dots explained
http://www.smh.com.au/technology/sci-tech/cassini-scores-a-great-view-of-saturns-sandy-experience-20121129-2aiso.html
NASA's Cassini mission has discovered a second Pac-Man moon in the Saturn system: Tethys. Pac-Man moons in the Saturn system. Cassini already spotted the Pac-Man thermal shape on the Mimas moon in 2010, and this second shape - found in Tethys, ...