Tunable pulse duration in ultranarrow bandwidth
The ultranarrow bandwidth mode-locked laser can be tuned for pulse duration. It uses a new filter configuration and…
Largest Oort Cloud comet ever observed reveals its secrets under ALMA’s powerful gaze
An artist rendition of comet C/2014 UN271, the largest known comet in the Oort Cloud. Credit: NSF/AUI/NSF NRAO/M.Weiss…
Study solves 120-year-old problem and corrects one of Einstein’s ideas
Any reversible Carnot engine operating at 𝑇=0 must consist of a round trip from a given equilibrium state…
Better basketball through theoretical physics
Density formulation of player locations. Credit: Scientific Reports (2025). DOI: 10.1038/s41598-025-04953-x A Cornell research team has employed a…
How active polymer chains can self-organize into solid-like clusters
Cluster of 200 Californian blackworms (Lumbriculus variegatus). Length scale: 3mm. Credit: Heinrich-Heine University Duesseldorf Earthworms often form a…
Steering magnetic textures with electric fields shows promise for energy-efficient control
Electric fields deflect the propagation direction of magnetic textures, as revealed by neutron scattering. Credit: Scherrer Institute /…
Astronomers have found the home address for the universe’s ‘missing’ matter
This artist’s conception depicts a bright pulse of radio waves (the FRB) on its journey through the fog…
Webb sees the galaxies that cleared out the cosmic fog
White diamonds show the locations of 20 of the 83 young, low-mass, starburst galaxies found in infrared images…
Studies shed light on dark matter by simulating twins of our Milky Way galaxy
Projected DM density maps at z = 0 for a subset of the high-resolution beyond-CDM simulations of an…
Cellular coordinate system reveals secrets of active matter
Left: Active matter composed of filaments and motors. Center: Active matter overlaid with a fluorescence-cancelling grid, creating a…