The fossil seems to be related to bodies from the asteroid belt. Once they were worked into calculations, the paradox disappeared. Propagating the Species Scientists led by Yukio Tsunoda of Kinki University in Japan have shown that cloning could be commercially viable. Four clones died for reasons unrelated to cloning, but the others are doing fine. The technique, described in Science , is the same as that which produced mouse clones last summer.
Researchers elsewhere are dubious of the work, which has yet to be peer-reviewed.
An observation at the Fermi National Accelerator Laboratory in Batavia, Ill., should help explain why there is more matter than antimatter in the universe. Previously, the violation had been seen only in K mesons.