- 2012
- Jan
- 24
Dark-Dwelling Fish Converge On Blindness
Lisa came across an attention-grabbing story posted on Scientific American. Here’s a taste:
When Mexican tetra fish moved into dark caves long ago, they evolved to deal with the dark by becoming albino…and going blind. And new research shows that the changes various cavefish populations went through occurred repeatedly–a massive, textbook example of convergent evolution. The study is in the journal BioMed Central Evolutionary Biology . [Martina Bradic et al, Gene flow and population structure in the Mexican blind cavefish complex (Astyanax mexicanus )]
[More]
- 2012
- Jan
- 22
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Laura turns us on to this new essay presented at Science. From the article:
Last week, the National Institutes of Health (NIH) announced that the success rate for…
- 2012
- Jan
- 22
3 Generations of NASA’s Mars Rovers
An Anonymous Reader submitted this delightful entry from the folks at Universe Today. The article begins:
NASA Mars rovers have come a long way in terms of size and capability since the rebirth of Red Planet surface exploration just 15 years ago – spanning from 1997 to 2012. To get a really excellent sense of just how far America’s scientists and engineers have pushed the state of the art in such […]
- 2012
- Jan
- 19
Launch Calendar: The Year’s Space Mission Schedule
Helen turns us on to a fresh article found on Space.com. An excerpt follows:
A list of the upcoming rocket launches around the world.
