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synopsis

Cheese Flowers Are Shaped by Friction

Scraping the surface of a Tête de Moine cheese wheel produces frilly ribbons whose flower-like forms depend on the local friction. Read More »

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Laser Cooling is Optimized for Efficiency

A new laser-based cooling scheme approaches the maximum efficiency that is theoretically achievable. Read More »

synopsis

Lithium Cosmic Rays Are Not Primordial

A precision measurement of cosmic rays at the International Space Station finds that lithium-7 is produced by the fragmentation of heavier nuclei. Read More »

Focus

Insect Larvae Inspire Rolling Robots

A study of the rolling motion of fruit-fly larvae has enabled researchers to create a soft robot that can rotate by itself. Read More »

Research News

Roses Offer Mechanical Clues for Shape-Shifting Materials

Understanding the mechanical mechanisms that alter the shape of rose petals as they grow could inspire new types of self-morphing materials and structures. Read More »

synopsis

Nuclear Glow Illuminates Dark Matter

Ultralight dark matter particles may leave traces in the light emitted by laser-excited thorium nuclei. Read More »

synopsis

Superconductivity Inspires New Dark Matter Contender

Drawing on an analogy with superconductivity, theorists have proposed a dark matter candidate that could have left observable signatures in the cosmic microwave background. Read More »

Viewpoint

Speed Control for Microwaves

Researchers have demonstrated the direction-dependent slowdown of microwave pulses, with potential applications in signal processing and quantum computing. Read More »

Research News

Uncloaking a Dark Molecular Cloud

The warm margins of a nearby molecular cloud fluoresce in the far ultraviolet, providing a way to find these shadowy stellar progenitors. Read More »

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