Biological evolution is, obviously, a historical (i.e., time-dependent) process. However, the importance to evolution of dynamics occurring on multiple time scales is still being delineated.
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Posted in Good Questions, Trade-offs on Jun 11th, 2008
The human appendix has long fascinated both biologists and physicians. A recent bout of appendicitis has heightened my interest in this organ and has stimulated me to write about it. Because of its small and variable size, an
The human vermiform appendix (image from the Talk Origins Archive; www.talkorigins.org)
d its apparent uselessness, Darwin (1871) believed that [...]
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Posted in Ethics, Ideas, Opinion on May 29th, 2008
The President’s Council on Bioethics was established by President Bush in 2001 to “advise the President on bioethical issues that may emerge as a consequence of advances in biomedical science and technology.” Under the chairmanship of Leon Kass, the Council published a number of reports on subjects such as cloning and stem cell research. In [...]
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