Brain's regenerative mechanism shown in primate study
Princeton researchers tracing neuron development in macaque brains report new neurons form in one region, migrate to the neocortex, and integrate into thinking circuits. The finding suggests mature brains can regenerate cells, potentially guiding therapies for injury or diseases like Alzheimer's.
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Ashington
Princeton University
Elizabeth Gould
Princeton
Gould
Science
William T. Greenough
Neuroscience
University of Illinois
Beckman
Sta
Greenough
Deadline extended for converting Roth IRAs
The IRS extended the deadline to Dec 31 for Roth IRA changes or conversions back to traditional IRAs. The move covers 1998 changes as many taxpayers reported confusion over Roth rules enacted in 1997. Letters will be sent to about 20 000 taxpayers deemed ineligible, who may owe taxes and penalties if they fail to convert or amend by 1999, with amended returns due by April 15, 2002.
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Ashington
Internal Revenue Service
Congress
IRS
GOP senators defend test ban treaty vote
Senate Republicans backed the 51 48 defeat of the Multilateral Comprehensive Test Ban Treaty amid Clinton claims of reckless partisanship. Gore and Bradley pledged to push reconsideration if elected, while the treaty would remain dormant on the calendar.
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Kennedy
Clinton
America
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Robert Byrd
West Virginia
Senate
Ening
U.S
United States
Russia
China
India
Pakistan
George W. Bush
Congress
Steve Forbes
Gore
Iowa
New Hampshire
CNN
Bradley
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