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Science News at AAAS 2009
The American Association for the Advancement of Science is holding its annual meeting February 12 through 16 in Chicago. Leading researchers from all fields will discuss recent work and insights. Check here for the latest news from the SN writers attending the meeting.
By Science News - Space
Cosmic mystery
High-energy invaders from space could signal a nearby pulsar, or perhaps dark matter.
By Susan Gaidos - Life
Mitochondria Gone Bad
Problems in the cell’s energy factories power new ideas on disease and aging.
By Laura Beil - Earth
First wave
The presidents of two island nations draft escape plans, anticipating sea level rise.
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- Humans
The Dating Go Round
Speed dating offers scientists a peek at how romance actually blossoms.
By Bruce Bower -
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SN Special : Darwin turns 200
This special Web edition of Science News includes expanded versions of articles from the magazine’s print edition plus two additional features, all commemorating the 200th anniversary of the birth of Charles Darwin.
By Science News - Life
Step-by-step Evolution
Hard to find, but very fruitful when found, transitional fossils fill in the gaps in the paleontological record.
By Sid Perkins - Life
A Most Private Evolution
The most dramatic examples of the power of evolutionary theory may come from the strange and ugly stuff — biology too dumb to have been designed.
By Susan Milius -
- Computing
Computing Evolution
Scientists sift through genetic data sets to better map twisting branches in the tree of life.