Bruce Nathan Ames, a biochemist who discovered a revolutionary method of detecting potential carcinogens, paving the way for the banning of many commonly used chemicals, died on Oct. 5 in Berkeley, Calif. He was 95. His wife, Giovanna Ferro-Luzzi Ames, said his death, in a hospital, was from complications after …
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When scientists win the Nobel Prize in Physiology or Medicine, they typically thank family and colleagues, maybe their universities or whoever funded their research. This year, as the molecular biologist Gary Ruvkun accepted the most prestigious award of his career, he spent a few minutes lauding his experimental subject: a …
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Comb jellies, the delicate bells that pulse their iridescent bodies through the ocean, are some of the strangest creatures on earth. “They are the aliens of the sea,” said Leonid Moroz, a neuroscientist at the Whitney Laboratory for Marine Bioscience in St. Augustine, Fla. The aliens belong to the oldest …
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