Recent Articles
Synopsis: Ideal Mergers for Measuring Cosmic Expansion
Among gravitational-wave sources, the merger of a neutron star and a black hole may provide the most precise way to measure how fast the Universe is expanding. Read More »
Synopsis: Beat Strong, My Liquid Gallium Heart
Applying a current across a drop of liquid gallium induces an oscillatory motion reminiscent of that of a beating heart. Read More »
Synopsis: A Closer Look at Cosmic Dust
Simulations provide a detailed picture of the emission of dust grains in our Galaxy, which is known to interfere with measurements of the cosmic microwave background. Read More »
Viewpoint: A Hot Topic in the Quantum Hall Effect
Heat transport studies of fractional quantum Hall systems provide evidence for a new phase of matter with potential applications in fault-tolerant quantum computation. Read More »
Synopsis: Collective Spin Behavior in an Ultracold Quantum Gas
Researchers have spotted a never-before-seen collective spin oscillation in a Bose-Einstein condensate of chromium atoms. Read More »
Synopsis: Measured Dissociation Energy Doesn’t Match Theory
A precision measurement of the energy needed to break molecular hydrogen apart disagrees with recent calculations. Read More »
Viewpoint: The First Stars May Shed Light on Dark Matter
Recent observations of hydrogen absorption that occurred when the first stars turned on may give insights into the nature of dark matter, new analyses show. Read More »
Focus: It’s the Heat and the Humidity—Two Ways a Crystal Shrinks
The mechanisms by which a material contracts on heating and on absorbing water turn out to be intimately connected. Read More »
Q&A: Searching for the Quantumness of Gravity
Brian Swingle believes that quantum entanglement could explain the nature of spacetime—an idea that could lead to a quantum theory of gravity. Read More »
