Issues
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Search and Discovery
Ultracold chemistry: No longer a disappearing act
Until now, researchers have struggled to study reactions whose products they couldn’t see.
Spin waves control the magnetization around them
The quasiparticles essential for proposed magnonic devices exert a spin-transfer torque of the same magnitude as that of electrons.
A broad acoustic bandwidth helps listeners understand fragmented speech
High-frequency audibility is critical for understanding speech in crowded social settings.
Issues and Events
Goal: Double the number of African Americans in physics and astronomy
The recommendations of a new AIP report aim to catalyze and guide a huge cultural shift.
Weapons labs to build costly new device to better understand plutonium
Scientists say subcritical experiments with plutonium will eliminate the need for nuclear tests, a promise that was first made in 1995.
Articles
Iowa’s agriculture is losing its Goldilocks climate
Climate conditions for growing corn and soybeans have improved, but current trends indicate they will not last.
State of the art in magnetic resonance imaging
As a clinical technology, MRI offers unsurpassed flexibility to look inside the human body.
Noise: From nuisance to research subject
The definition has evolved through history from an acoustical term informed by music to a plurality of meanings. Today one person’s noise may be someone else’s signal.
Books
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Obituaries
Charles B. Duke
Alfred Guillou Redfield
Quick Study
Juggling dynamics
With complex throwing patterns of multiple objects, jugglers seemingly defy human limits of reaction time and throwing accuracy.