Research shows Earth's earliest animal ecosystem was complex and included sexual reproduction

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Artists reconstruction of Funisia dorothea showing how it may have looked. Credit: Daniel Garson Droser lab UC Riverside
Artist's reconstruction of Funisia dorothea, showing how it may have looked. Credit: Daniel Garson, Droser lab, UC Riverside

Two paleontologists studying ancient fossils they excavated in the South Australian outback argue that Earth’s ecosystem has been complex for hundreds of millions of years – at least since around 565 million years ago, which is included in a period in Earth’s history called the Neoproterozoic era.


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All News summaries for March 20, 2008

Microwave ovens need added safety controls

41 minutes ago | User rating: not rated yet
Microwave ovens should be equipped with safety controls to prevent children from opening them and being burned by hot foods and drinks, according to a study published today by University of Chicago Medical Center researchers ...

Bird diversity lessens human exposure to West Nile Virus

1 hour ago | User rating: not rated yet
A study by biologists at Washington University in St. Louis shows that the more diverse a bird population is in an area, the less chance humans have of exposure to West Nile Virus (WNV).

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2 hours ago | User rating: not rated yet
A new study reveals that the general appearance of a neighborhood is the single most important factor affecting how satisfied residents are about the area where they live.

Bioengineers fill holes in science of cellular self-organization

2 hours ago | User rating: not rated yet
The chemical and biological aspects of cellular self-organization are well-studied; less well understood is how cell populations order themselves biomechanically – how their behavior and communication are ...

Landmark discovery of 'engine' that drives cell movement

3 hours ago | User rating: not rated yet
This research by Thomas Leung, Ph.D., and his team in the GSK-IMCB Group at the Institute of Molecular and Cell Biology (IMCB), under Singapore's Agency for Science, Technology and Research, is fundamental to the understanding ...