BlogArena

General blog about anything and everything of everyday's life.

21. Jul 2019

January 14, 2017
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Ancient reptile fossils claw for more attention

Newly recovered fossils confirm that Drepanosaurus, a prehistoric cross between a chameleon and an anteater, was a small reptile with a fearsome finger. The second digit of its forelimb sported a massive claw.

December 21, 2016
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The Supernova That Wasn’t: A Tale of 3 Cosmic Eruptions

Combining images taken with the Hubble Space Telescope over more than 20 years, a team of UA researchers has discovered that Eta Carinae, a very massive star system that has puzzled astronomers since it erupted in a supernova-like event in … Continue reading

January 14, 2013
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The Supernova That Cried Wolf

A luminous supernova in a galaxy 67 million light years away from us has finally exploded for good, a UA-led team of astronomers has discovered. This event sheds light on how massive stars end their lives. Astronomers have announced that … Continue reading

February 16, 2012
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Echoes From an Exploding Star

*Astronomers watch a delayed broadcast of a powerful stellar eruption.* Astronomers are watching the astronomical equivalent of streaming live video of a spectacular outburst from the unstable, behemoth double-star system Eta Carinae, which initially was seen on Earth nearly 170 … Continue reading