An electrically injected solid-state surface acoustic wave phonon laser
Morgan, D. Surface Acoustic Wave Filters: With Applications to Electronic Communications and Signal Processing (Academic Press, 2010). Hashimoto,…
Little red dots as young supermassive black holes in dense ionized cocoons
Greene, J. E. et al. UNCOVER spectroscopy confirms the surprising ubiquity of active galactic nuclei in red sources…
Trapping of single atoms in metasurface optical tweezer arrays
Kaufman, A. M. & Ni, K.-K. Quantum science with optical tweezer arrays of ultracold atoms and molecules. Nat.…
Scientists Crack Universe’s Little Red Dots Mystery
Since December 2021, when the James Webb super telescope saw first light, some 1.5 million kilometres from Earth,…
New study suggests the end of the world could come sooner than expected
According to three Dutch researchers, the cosmos could fade away in roughly 10⁷⁸ years — a shockingly short…
String Theory Can Now Describe a Universe That Has Dark Energy
In selecting a geometry for the compact extra dimensions, for instance, they chose a space that resembles a…
Pew! Pew! YouTuber Builds Sound Laser That Works as ‘Invisible Speaker’
Here’s a shower thought: if light and sound both travel as waves, can you make something that works…
Spiral Galaxy Caught Spraying Huge Jets of Super-Hot Gas Like a Sprinkler : ScienceAlert
A nearby galaxy has been caught draining itself of star-forming fuel, with vast streams of superheated material twisting…
JWST interferometric imaging reveals the dusty torus obscuring the supermassive black hole of Circinus galaxy
Observations Circinus was observed (ID: 4611; PI: Lopez-Rodriguez, E.) on 20240715 and 20250427 using the Aperture Masking Interferometry…
Aliens might not have the same physics as us
If we ever meet aliens, would their physics be the same as ours? While this might seem like…
Pushing China’s EAST Tokamak Past The Greenwald Density Limit
Getting a significant energy return from tokamak-based nuclear fusion reactors depends for a large part on plasma density,…
Approaching optimal microwave–acoustic transduction on lithium niobate using superconducting quantum interference device arrays
Brubaker, B. M. et al. Optomechanical ground-state cooling in a continuous and efficient electro-optic transducer. Phys. Rev. X…