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Science 29 August 2003:
Vol. 301. no. 5637, pp. 1169 - 1171
DOI: 10.1126/science.301.5637.1169a
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News of the Week

SPACETIME:
Einstein 1, Quantum Gravity 0

Adrian Cho

Physicists have hoped that a flaw in Einstein's special theory of relativity might reveal that space and time aren't smooth at the smallest scale, but fuzzy and foaming. Now, two independent measurements of cosmic gamma rays show that Einstein was right after all--and that current plans to detect the foam are doomed.

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