Uncategorized
- Humans
Letters from the February 19, 2005, issue of Science News
Negative thinking The article “Sweet Glow: Nanotube sensor brightens path to glucose detection” (SN: 1/1/05, p. 3) mentions “ferricyanide, an electron-hungry molecule.” This puzzled me no end. Aren’t ferricyanide molecules, unlike their ions, electrically neutral? I’m trying to visualize ravenous molecules gobbling up innocent electrons. Ernest NussbaumBethesda, Md. Ferricyanide is indeed an ion, with a […]
- Chemistry
Molecular surgery traps hydrogen inside carbon cage
In a feat of precision chemistry, scientists have locked a pair of hydrogen atoms inside a soccer ball–shaped carbon molecule known as a buckyball.
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This article mentions several possible triggers for migraines, with a patent foramen ovale being one.
