16/10/2013

Sinking teeth into the evolutionary origin of our skeleton

Did our skeletons evolve for protection or for violence? The earliest vestiges of our skeleton are encountered in 500 million-year-old fossil fishes, some of which were armor-plated filter feeders, while others were naked ...

New survey tools unveil two celestial explosions

Developed to help scientists learn more about the complex nature of celestial objects in the universe, astronomical surveys have been cataloguing the night sky since the beginning of the 20th century. The intermediate Palomar ...

EU climate chief revives airline carbon tax proposal

The EU's top climate-change official said Wednesday that Brussels was within its rights to tax airlines for emissions in its airspace, reviving a controversial proposal that drew a storm of criticism.

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