The neutron lifetime problem—and its possible solution

2024-10-16 06:30:00 phys.org Credit: Vilasini & Renner Bell's theorem, the well-known theoretical framework introduced by John Bell decades ago, delineates...

Dutch students warn space mission of noisy white dwarfs

2024-10-16 04:00:00 phys.org Artist's impression of the LISA space mission (red triangle) capturing gravitational waves (highly exaggerated) from two black...

Each glacier has a unique organic matter composition, study reveals

2024-10-15 16:17:00 phys.org Credit: CC0 Public Domain Melting glaciers release more than just water. Organic matter once trapped in ice...

Research team creates hybrid resonant metasurfaces with configurable structural colors

2024-10-15 16:34:00 phys.org Directed growth of amorphous silicon nanocups a) Scheme depicting the fabrication process of nanocup metasurfaces including i)...

Janus-like metasurface technology shows different optical responses according to the direction of light

2024-10-15 16:34:00 phys.org Schematics of a device featuring asymmetric transmission. a) Device operating as a magnifying lens for back-side illumination....

In a fusion device plasma, a steep ion temperature gradient slows the growth of magnetic islands

2024-10-15 16:40:00 phys.org Contour plot of electron temperature (left) and radial profiles of electron temperature (center) and ion temperature (right)...

Sun reaches maximum phase in 11-year solar cycle

2024-10-15 16:57:00 phys.org Images from NASA's Solar Dynamics Observatory highlight the appearance of the sun at solar minimum (left, Dec....

Enhancers study provides insight into how gene expression establishes and maintains naive-state pluripotent stem cells

2024-10-15 14:51:00 phys.org Sequence analysis predicts suboptimal function for the OCT4-SOX2 composite sites in the Klf4 enhancers. Credit: PLOS ONE...

A historical perspective on megafires and roadway damage in Washington, Oregon and California

2024-10-15 12:49:00 phys.org (a) Location of 2020 Labor Day wildfires in OR. (b) Location of Highway 224 within the 2020...

El Niño Southern Oscillation caused spike in 2023 temperatures, study finds

2024-10-15 10:01:00 phys.org El Niño and La Niña are the warm and cool phases of a natural climate pattern across...

Owls that nest underground become candidate for endangered status

2024-10-15 08:15:00 phys.org Credit: Pixabay/CC0 Public Domain California wildlife policymakers have opted to protect the diminutive Western burrowing owl as...

New temperature conditions found in two thirds of key tropical forests

2024-10-15 05:00:00 phys.org The threatened Mt. Kilimanjaro Colobus (Colobus caudatus) is only found in Highland Forests on the Tanzania-Kenya border...

Car sharing and second-hand phones not as green as they seem, research shows

2024-10-14 15:34:00 phys.org Credit: Unsplash/CC0 Public Domain Not all sustainable business models have the impact they claim, Leiden researcher Levon...

Investigating the role of the cpb2 gene in the survival of Clostridium perfringens

2024-10-14 16:00:00 phys.org Maximum likelihood tree of the 228 C. perfringens strains harboring pCP13-like plasmids. The toxin genes are represented...

Traces of ancient immigration patterns to Japan found in 2,000-year-old genome

2024-10-14 20:00:00 phys.org Human remains from the Yayoi period, approximately 2,300 years ago, from which DNA was extracted. Credit: Kim...

Asteroid-sample return mission enables researchers to conduct largest geophysical observation campaign of its kind

2024-10-14 16:12:00 phys.org An animated OSIRIS-REx leaves the Bennu asteroid. Credit: NASA The OSIRIS-REx project made history last year as...

Compounds from Mitragyna diversifolia harbor antidiabetic and antioxidant potential

2024-10-14 14:17:00 phys.org Credit: Biomedicine & Pharmacotherapy (2024). DOI: 10.1016/j.biopha.2024.117450 Mitragyna diversifolia is an evergreen shrub or small tree that...

3D printing method could improve micro energy storage

2024-10-14 12:04:00 phys.org A close up of 3D-printed Si-rich glass micro-supercapacitors (MSCs) on silicon substrates. Magnified by 4720 times. Credit:...

New oak species found in Guangxi

2024-10-14 09:12:00 phys.org Quercus zhekunii M.Deng & J.Huang, sp. nov. (A, C) Fresh leaves and a current year young twig...

Eyeing the damage of hurricane season

2024-10-14 06:12:00 phys.org The AI identification of hurricane-damaged homes. Credit: Dr. Robin Murphy/Texas A&M Engineering In the aftermath of hurricanes...

Why hurricanes like Milton in the US and cyclones in Australia are becoming more intense and harder to predict

2024-10-13 14:10:00 phys.org Credit: Pixabay/CC0 Public Domain Tropical cyclones, known as hurricanes and typhoons in other parts of the world,...

New survey reveals doubt, and hope, that world will achieve climate targets

2024-10-13 07:10:00 phys.org Credit: Unsplash/CC0 Public Domain How hot is it going to get? This is one of the most...

Gibbon dances provide model to investigate the use of gestural signals in primates

2024-10-13 11:10:00 phys.org A northern white-cheeked gibbon at Mulhouse Zoo (left) and a female yellow-cheeked gibbon with young at Amsterdam...

Study investigates very metal-poor star HE 2315−4240

2024-10-13 09:00:00 phys.org Abundance ratios of HE 2315−4240 (black-filled circles) as a function of atomic number. Overplotted in green is...

Researchers develop a laser that produces the strongest ultra-short laser pulses to date

October 12, 2024