BlogArena

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

22. Oct 2019

June 27, 2013
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All for One: What Makes an Individual

Life as we know it has certain properties that are consistent regardless whether you’re looking at a bacterial colony in a petri dish or a primate colony in South America. Rick Michod, UA professor and department head of ecology and … Continue reading

May 9, 2013
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An Ancient Biosonar Sheds New Light on the Evolution of Echolocation in Toothed Whales

Some thirty million years ago, Ganges river dolphins diverged from other toothed whales, making them one of the oldest species of aquatic mammals that use echolocation, or biosonar, to navigate and find food. This also makes them ideal subjects for … Continue reading

February 13, 2012
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Searching for Planets in Clouds of Dust

*A UA astronomy research team was awarded a $600,000 grant for technology development under NASA’s Explorer mission program. The mission would send a space telescope high above Earth’s surface to watch how planets around other stars form and evolve.* There … Continue reading

November 25, 2011
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Predators Drive the Evolution of Poison Dart Frogs’ Skin Patterns

Natural selection has played a role in the development of the many skins patterns of the tiny Ranitomeya imitator poison dart frog, according to a study that will be published in an upcoming edition of American Naturalist by University of … Continue reading