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Particle physics and the cosmic microwave background

Physics Today - Fri, 02/27/2015 - 01:55
Temperature and polarization variations across the microwave sky include the fingerprints of quantum fluctuations in the early universe. They may soon reveal physics at unprecedented energy scales.
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The physical basis of protein misfolding disorders

Physics Today - Fri, 02/27/2015 - 01:55
Investigations of the fundamental physical principles underlying Alzheimer’s and Parkinson’s diseases are providing new insights into their origins and are suggesting rational strategies through which to combat their onset and progression.
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Atomic spins on surfaces

Physics Today - Fri, 02/27/2015 - 01:55
When adapted to cryogenic temperatures and high magnetic fields, a scanning tunneling microscope can assemble and probe spin chains, logic gates, and other configurations of magnetic atoms.
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Molecular vibrations offer control over electron transfer

Physics Today - Fri, 02/27/2015 - 01:55
A targeted low-energy excitation can dramatically alter the course of charge separation in a molecule.
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Stiff yet supple hydrogel mimics cartilage

Physics Today - Fri, 02/27/2015 - 01:55
Magnetically aligned nanosheets give the material its rare combination of mechanical traits.
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Giant impacts may explain the origin of chondrules

Physics Today - Fri, 02/27/2015 - 01:55
Long thought to be the building blocks of planets, the small orbs in meteorites may instead be a by-product of planetary accretion.
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How did dwarf galaxies form?

Physics Today - Fri, 02/27/2015 - 01:55
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Remote makeovers maximize return on spacecraft science

Physics Today - Fri, 02/27/2015 - 01:55
Altered trajectories, spare or repurposed instruments, new software, and other clever tactics can give spacecraft a new lease on life.
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From Congress to AAAS, Rush Holt reflects on science policy

Physics Today - Fri, 02/27/2015 - 01:55
The one-time fusion researcher worries that public understanding of climate change is slipping, and says political attacks on social sciences are misguided.
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New park will honor US atomic heritage

Physics Today - Fri, 02/27/2015 - 01:55
Provision ensures preservation of World War II–era structures.
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Teaching high school physics

Physics Today - Fri, 02/27/2015 - 01:55
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Schrödinger’s radial equation

Physics Today - Fri, 02/27/2015 - 01:55
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