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Phys.org / Maize may have more importance in pre-European Michigan than previously thought

Indigenous people who were the first to inhabit the area now known as Michigan—before the Europeans arrived—may have cultivated maize (corn) more prominently than previously assumed for such a northern population. Researchers ...

Mar 3, 2026 in Other Sciences
Phys.org / BaSi₂-supported nickel catalyst boosts low-temperature hydrogen production

A new catalyst strategy developed at Institute of Science Tokyo uses BaSi2 as a support for nickel and cobalt to decompose ammonia at lower temperatures. By forming unique ternary transition metal–nitrogen–barium intermediates ...

Mar 3, 2026 in Chemistry
Phys.org / Did plants nearly wipe out all marine life on Earth—twice?

UC College of Arts and Sciences Professor Thomas Algeo has been studying the planet's five major mass extinctions since the Ordovician Period, when global sea levels were much higher than today. In a paper published in Nature ...

Mar 3, 2026 in Biology
Phys.org / Quantum dynamics show 'memory' depends on whether states or observables evolve

An international group of researchers have investigated the role of memory in quantum systems and dynamics. Their findings show that a quantum process can appear memoryless from one perspective while retaining memory from ...

Mar 2, 2026 in Physics
Phys.org / Metasurface-based SLM could enhance AR, VR and LiDAR performance

Many cutting-edge technologies, ranging from augmented reality (AR) and virtual reality (VR) to LiDAR (light detection and ranging) systems, rely on components that enable the precise control of light. These components include ...

Feb 27, 2026 in Physics
Phys.org / Deadly soil fungal pathogen puts Australia's reptiles at risk of extinction

University of Queensland researchers say Australia's reptiles are at risk of extinction because a little understood fungus is infecting species throughout the environment. Associate Professor Celine Frere from UQ's School ...

Mar 3, 2026 in Biology
Medical Xpress / Tau tangles may hijack brain's energy, linking early sleep loss to Alzheimer's changes

Scientists at the University of Kentucky have uncovered a new reason why people with Alzheimer's disease often struggle with sleep, long before memory loss begins. The study, led by researchers at the Sanders-Brown Center ...

Mar 3, 2026 in Neuroscience
Phys.org / Intermediate phases unlock faster nanoparticle crystallization

Crystalline nanomaterials are valuable because their highly ordered structures give them useful properties for technologies such as data storage and optical devices. But forming nanoparticles from those orderly crystals is ...

Mar 3, 2026 in Nanotechnology
Phys.org / Tiny flows, big insights: Microfluidics system boosts super-resolution microscopy

Understanding how cells are organized and how their molecular components interact in a coordinated and cooperative manner is a central goal of modern life sciences. To answer these questions, researchers need to observe many ...

Mar 3, 2026 in Nanotechnology
Phys.org / Rainfall can shape bird populations as much as temperature, global study reveals

Scientists have long focused on rising temperatures to understand how climate change is reshaping the natural world. But there's a critical blind spot in that picture: rain. A new global study reveals precipitation has been ...

Mar 3, 2026 in Biology
Tech Xplore / Power producers have financial incentives to block market integration despite cost savings, says study

Renewable energy is lowering electricity costs in some parts of the country, but those benefits aren't being seen by consumers everywhere because they're typically placed far away from demand centers. Better integrating electricity ...

Mar 3, 2026 in Technology
Phys.org / Asteroid Ryugu samples offer new insights into early solar system magnetism

To uncover the history of our solar system, it is necessary to study the dynamic evolution of the ancient solar nebula materials. These materials interacted and coevolved with the weak but widespread magnetic field of the ...

Mar 3, 2026 in Astronomy & Space