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Science 6 October 2000:
Vol. 290. no. 5489, pp. 26 - 27
DOI: 10.1126/science.290.5489.26b
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News of the Week

ASTROPHYSICS:
Lucky Star Sheds Light On Gamma Ray Burst

Mark Sincell

Astrophysicists have glimpsed the expanding O left by the afterglow of a distant gamma ray burst. A well-placed star, they believe, accidentally acted as a telescope, focusing light from the O so that more of it reached Earth. The resulting "microlensing" may have given scientists their first direct evidence that gamma ray bursts blow fiery bubbles into the cosmos.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)