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Organize science PDFs on your Mac

An iTunes for science PDFs would be fantastic. Luckily it already exists. After trying to organize folder after folder of accumulated journal article PDFs I came across a piece of Mac software about a year ago that manages them for you. It also has powerful search abilities, will download PDFs and import meta data and […]

How to give a mouse a heart attack

Actually not easy to do. Those little guys do not normally have elevated cholesterol levels and their arteries stay unclogged. But with a little genetic engineering you can knockout the gene for the protein apolipoprotein E, which plays a role in clearing bad cholesterol – LDL – from the blood. The result is high levels […]

What do we know about RNA and DNA?

Turns out we have a lot more to find out. This whole DNA/RNA thing was not wrapped up in the 1950s.

Two recent articles in the NY Times summarize some of the latest work on these two nucleic acids, and show that they are more impressive than we thought. RNA interference was discovered only about […]

Lizards walk on water too

Dr. Tonia Hsieh from the University of Florida made a video appearance in my vertebrate biology course to discuss her 2004 paper on the biomechanics of running on water. Dr. Hsieh’s research attempts to understand how animals move by integrating engineering and physics with biology. She also considers the evolutionary history of […]