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Highlights from the Daily edition

Mind the gap

DOWN TO EARTH: Shells, bones, and teeth evolved in response to seawater chemistry changes triggered by the Great Unconformity.

Reevaluating NMR coupling

PHYSICS UPDATE: Nuclear magnetic resonance is a mature and powerful tool. But its theoretical underpinning has a significant omission.

Q&A with David C. Cassidy

BOOKENDS: Physics Today's Books editor Jermey Matthews interviews Science Historian David C. Cassidy about his most recent book, A Short History of Physics in the American Century.

AIP Niels Bohr Library

From basic to applied in 83 years

DAYSIDE: A new concept for nonvolatile memory has an ancestor in a 1929 theory paper by Nevill Mott.

EGU 2012: Potential ecosystem effects of offshore wind farms

DOWN TO EARTH: Large offshore wind farms could affect ocean circulation patterns, temperature structures, and nutrient cycling.

The UK is moving toward open access to scientific literature

SCIENCE AND THE MEDIA: US media have paid little attention so far, despite the UK's substantial place in world science.

DNA-based sensors know what the nose knows

PHYSICS UPDATE: The sensors can “smell” the difference between similar molecules.

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