11/11/2013

Comets play a role in the history of civilization

The sight of a bright comet has fascinated humankind through the ages. But what's behind such celestial spectacles? It's only in modern times that researchers have got wise to the phenomenon - by then, the comets already ...

Scholar: Empower Congress to bolster separation of powers

Although it may not receive high marks these days as a public body, Congress should actually be empowered so it can uphold the constitutional checks and balances that help to curb overreach by the other two branches of government, ...

Typhoon Haiyan overshadows UN climate talks (Update)

The devastation caused by Typhoon Haiyan cast a gloom over U.N. climate talks Monday as the envoy from the Philippines broke down in tears and announced he would fast until a "meaningful outcome is in sight."

Visualizing the past: Nondestructive imaging of ancient fossils

By integrating high-resolution X-ray imaging (termed microCT), 3D image segmentation, and computer animation, a new study conducted by Carole Gee at the University of Bonn, Germany, demonstrates the visualization of fossils ...

Nothing to see here

(Phys.org) —"Blend in" appears to be the mantra for male Bahamas mosquitofish that live near predators. After all, fish with brighter, more colorful fins or patches are more conspicuous – and standing out with predators ...

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