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Phys.org / Scientists harness nature's chirality bias to design series of complex mechanically interlocked molecules

In nature, molecules often show a strong preference for partnering with other molecules that share the same chirality or handedness. A behavior that is quite evident in the phenomenon known as homochirality-driven entanglement, ...

18 hours ago in Chemistry
Phys.org / Stellar remnants may solve mystery of missing mass in galaxy clusters

Under the leadership of the University of Bonn, a research team led by Prof. Dr. Pavel Kroupa from the Helmholtz Institute for Radiation and Nuclear Physics has discovered that galaxy clusters are about twice as heavy as ...

11 hours ago in Astronomy & Space
Phys.org / Can't tally love: Tracking favors may hurt relationship, research indicates

They say that love is a two-way street, but that may only hold true to a point. It turns out that couples who obsess over equal give-and-take may be sabotaging their relationship, suggests a study involving University of ...

11 hours ago in Other Sciences
Medical Xpress / How lung tumors use the brain to avoid immune attacks

University of Pennsylvania Perelman School of Medicine and Yale University School of Medicine, along with other collaborators, report that lung adenocarcinoma can engage nerve pathways that link the lung to the brainstem ...

18 hours ago in Oncology & Cancer
Phys.org / Laser‑written glass chip pushes quantum communication toward practical deployment

As quantum computers continue to advance, many of today's encryption systems face the risk of becoming obsolete. A powerful alternative—quantum cryptography—offers security based on the laws of physics instead of computational ...

12 hours ago in Physics
Phys.org / Biofilm made from fish skin could be a sustainable alternative for food packaging

Using the skin of an Amazonian fish known as tambatinga as the raw material, researchers at the University of São Paulo (USP) and EMBRAPA Pecuária Sudeste—a decentralized unit of the Brazilian Agricultural Research Corporation ...

11 hours ago in Chemistry
Medical Xpress / A kidney drug may help restore fertility in premature ovarian insufficiency

A common kidney medication could be the key to treating a type of infertility that affects up to 3% of women under 40, according to a study published in Science.

17 hours ago in Obstetrics & gynaecology
Phys.org / Supercomputer simulations test turbulence theories at record 35 trillion grid points

Using the Frontier supercomputer at the Department of Energy's Oak Ridge National Laboratory, researchers from the Georgia Institute of Technology have performed the largest direct numerical simulation (DNS) of turbulence ...

13 hours ago in Physics
Medical Xpress / Obesity linked to one in 10 infection deaths globally

Just over one in 10 deaths from a wide range of infectious diseases can be attributed to obesity worldwide, finds a major new study led by a University College London (UCL) researcher. People with obesity face a 70% higher ...

11 hours ago in Health
Dialog / Scientists advance multi-purpose photocatalyst for clean hydrogen production and agricultural pollutant degradation

Can we use nothing more than sunlight and inexpensive materials to produce clean hydrogen fuel while also removing toxic pollutants from water? That question shaped our recent work with γ-In2S3, a semiconductor that has ...

12 hours ago in Chemistry
Medical Xpress / Can medical AI lie? Large study maps how LLMs handle health misinformation

Medical artificial intelligence (AI) is often described as a way to make patient care safer by helping clinicians manage information. A new study by the Icahn School of Medicine at Mount Sinai and collaborators confronts ...

11 hours ago in Health informatics
Phys.org / Crystals in a new light: Research team proposes rethinking crystal structure analysis

Every crystal's shape is a mirror of the internal arrangement of its molecules, but the molecules in photoswitchable crystals can expand, twist and change properties—from their color to their electronic conductivity—with ...

7 hours ago in Chemistry