On the Cover
July-August 2000 Volume 88, Number 4
Spouting humpback whales are part of the picturesque landscape of
Frederick Sound, Alaska. The majesty of these and other marine mammals
has captured the attention of conservationists who devote time and money
to saving them from possible extinction. ...
Assessing efforts to restore populations of marine mammals is partly a matter of epistemology: How do you know when enough is enough?
Whether the problem involves an estate, a cake or an opportunity for regency, solutions now exist for obtaining an equitable division
The turnover of neurons in the hippocampus might help to explain the onset of and recovery from clinical depression
A well-known algorithm from computer science aids the evaluation of species distributions
A visual tour of our Galaxy's center reveals astrophysical oddities seen nowhere else in the Milky Way
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