Potential smoking gun signature of supermassive dark stars found in JWST data
This image taken by the James Webb Space Telescope highlights the region of study by the JWST Advanced…
Interstellar Comet 3I/ATLAS Shows “Extreme Negative Polarization”. What Does That Mean?
A team of astronomers have presented the first polarimetric observations of interstellar comet 3I/ATLAS, finding that it has…
Key steps towards the realization of a high-precision optical clock based on Ni¹²⁺
Schematic of the components involved in the paper. Precise calculations allow to estimate the transition frequency with unprecedented…
Scientists may be closing in on dark matter’s true identity
Determining the nature of dark matter, the invisible substance that makes up most of the mass in our…
A Thermometer for Measuring Quantumness
If there’s one law of physics that seems easy to grasp, it’s the second law of thermodynamics: Heat…
Signal Hidden in a Gamma-Ray Burst Could Be a Strange Newborn’s First Heartbeat : ScienceAlert
Astronomers may have recorded the violent birth of one of the weirdest objects our Universe is capable of…
A Black Hole Merger’s “Kick” Was Measured For The First Time
Black hole mergers are some of the most violent events in the universe. Just how violent is becoming…
Absence of orbital current torque in Ta/ferromagnet bilayers
Liu, L. et al. Spin-torque switching with the giant spin Hall effect of tantalum. Science 336, 555 (2012).…
Tunable unconventional spin orbit torque magnetization dynamics in van der Waals heterostructures
We investigated TaIrTe4/Fe3GaTe2 vdW heterostructures (Fig. 1a)19 due to their promising properties, anticipating that their combination could yield contemporary…
Physicists tighten the net on elusive dark matter
“The UCSB Physics Department has a long history of devising searches for dark matter, starting with one of the…
Scientists Unlock New Way To Control Exotic Light Waves in 2D Materials
Illustrative scenario of propagation of DPP, at Terahertz frequencies, induced by the tip of a s-SNOM microscope in…
Collective Bloch oscillations observed in 1D Bose gas system
Motion of magnetic soliton in an atomic ring and creation of superfluid currents. Credit: G. Brochier. Bloch oscillations…