Antarctic Ocean of the last ice age reveals how a critical process of CO₂ storage may slow again
Credit: CC0 Public Domain Off the coast of Antarctica, the sea ice retreated toward the southernmost continent and,…
Programmable optical chip merges photons to change color
Illustration of the working principle and capabilities of a programmable nonlinear waveguide. Credit: Nature (2025). DOI: 10.1038/s41586-025-09620-9 Cornell…
Physicists improve precision of atomic clocks by reducing quantum noise
The new method, which the researchers dub “global phase spectroscopy,” offers a way to keep an atomic clock’s…
Some recommended US diets carry higher risk of forced labor in food supply chains
Credit: Pixabay/CC0 Public Domain Many Americans choose food based on cost and nutrition, but personal values, such as…
Ancient Patagonian hunter-gatherers took care of their injured and disabled, study finds
Models of Care examples. “Mild” in A, B and C and “Moderate” in D and E. A) Fracture…
Likely origins of black hole collision with ‘squashed’ orbital path revealed
“Confidently detecting eccentricity is crucial for identifying how the binary black holes that we see with gravitational waves…
Astronomers discover the most ‘pristine’ star in the known universe
Kinematic properties. The past orbit of J0715 − 7334 and the LMC in Galactic coordinates on-sky, overlaid on…
Quantum uncertainty captured in real time using femtosecond light pulses
Mohammed Hassan, associate professor of physics and optical sciences, is the corresponding author on a paper which explains…
Lizard genetics provide new perspective on evolution
Green Anole Lizard (Anolis carolinensis) on railing in Hilo, Hawaii. Credit: Paul Hirst, CC-BY-SA-2.5 Some colorful lizards and…
3I/ATLAS’s coma proves another cometary formation theory
Image of 3I/ATLAS amongst a sea of stars and in isolation. Credit: NOIRLab/AURA/Gemini North/IfA University of Hawaii Interstellar…
Powerful and precise multi-color lasers now fit on a single chip
This schematic illustration shows the diffractive element in the high-power microcomb source separating comb lines spectrally. Credit: Michal…
Gravitational lenses imaged by Webb during its first run
A collage of eight Webb images of gravitational lensing, each showing various distorted galaxies in the center of…