Ancient Ants Arose 140-168 Million Years Ago

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The ant group formicoide, which includes pavement and carpenter ants, is among the most ancient. Credit: Photo © Alex Wild 2004

Ants are considerably older than previously believed, having originated 140 to 168 million years ago, according to new research on the cover of this week's issue of the journal Science.

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All News summaries for April 07, 2006

'Early birds' adapt to climate change

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Individual birds can adjust their behaviour to take climate change in their stride, according to a study by scientists from the University of Oxford.

Study debunks myth of job testing as race barrier

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Conventional wisdom holds that the standardized tests some employers require of job applicants serve as a barrier to equal employment. But a pioneering study shows just the opposite: Screening increases employers' precision ...

How should we interpret spiritual experiences?

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Religious practices and religions involving spiritual experiences are growing in popularity around the globe. Academics too are turning their study to the practices of these religions. The interest is in understanding shamanism, ...

Productivity rises when companies are facing closure

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In companies that are slated to be shut down, productivity increases during the phase-out period itself. When management is busy dealing with matters other than daily operations, employees shoulder a greater responsibility ...

Spain claims $500 million in sunken treasure

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(AP) -- Spain formally laid claim Thursday to a shipwreck that yielded a $500 million treasure, saying it has proof the vessel was Spanish.

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