April 11, 2003
Stalled at the Border
Many research projects have been delayed or disabled by strict U.S. visa policiesThe homeland-security measures adopted since September 11 have derailed an untold number of scientific research projects. In particular, stricter reviews of visa applications have delayed many scientists seeking to enter, or re-enter, the United States. As a result, cells have languished, lasers have gone unused, and even pencil-and-paper theoretical projects have stalled.
The magnitude of the
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