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A 3D-printed Christmas tree made entirely of ice

A team of physicists from the University of Amsterdam's Institute of Physics has 3D-printed a Christmas tree made entirely of ice. Researchers Menno Demmenie, Stefan Kooij and Daniel Bonn used no freezing technology or refrigeration ...

The hidden physics of knot formation in fluids

Knots are everywhere—from tangled headphones to DNA strands packed inside viruses—but how an isolated filament can knot itself without collisions or external agitation has remained a longstanding puzzle in soft-matter ...

Making lighter work of calculating fluid and heat flow

Scientists from Tokyo Metropolitan University have re-engineered the popular Lattice-Boltzmann Method (LBM) for simulating the flow of fluids and heat, making it lighter and more stable than the state-of-the-art.

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General Physics
Paradox of rotating turbulence finally tamed with 'hurricane-in-a-lab'
Soft Matter
Calculating the spreading of fluids in porous materials to understand saltwater in soil
General Physics
Researcher improves century-old equation to predict movement of dangerous air pollutants
General Physics
Bacterial motility helps uncover how self-propelled particles distribute in active matter systems
Soft Matter
Microscopic 'ocean' on a chip reveals new nonlinear wave behavior
General Physics
Mathematical model reveals why cracks sharpen during rapid rubber fracture
General Physics
Exotic roto-crystals can break into individual fragments then reassemble themselves
General Physics
Tiny droplets that bounce for minutes without bursting might be able to do so indefinitely
General Physics
Taking the shock out of predicting shock wave behavior with precise computational modeling
Condensed Matter
Ice XXI: Scientists use X-ray laser to identify new room-temperature phase
General Physics
Research shines light on 'double-yielding' behavior in soft materials
General Physics
High-speed onion mist: Cutting technique and blade sharpness affect droplet spray, study shows
General Physics
Supercritical fluids once thought uniform found to contain liquid clusters
Condensed Matter
Topology reveals the hidden rules of amorphous materials: Softness arises from hierarchical structures
Optics & Photonics
Light-driven thermal barriers control fluid flow in three dimensions
Condensed Matter
Evidence of a spin-liquid state emerges in pressurized oxygen
Soft Matter
2025 Ig Physics Nobel Prize goes to perfect pasta sauce
General Physics
Engineers uncover why tiny particles form clusters in turbulent air
General Physics
Turbulence with a twist: New work shows fluid in a curved pipe can undergo discontinuous transition
General Physics
Why tiny droplets stick or bounce: The physics of speed and size

Other news

Condensed Matter
Ultracold atoms observed climbing a quantum staircase
Cell & Microbiology
The gut bacteria that put the brakes on weight gain in mice
Archaeology
Archaeologists discover unique mosaic patolli board at Guatemalan Maya city
Nanophysics
Fabricating single-photon light sources from carbon nanotubes
Archaeology
New Guineans and Aboriginal Australians descend from two groups who arrived 60,000 years ago, research suggests
Nanomaterials
How sustainability is driving innovation in functionalized graphene materials
Optics & Photonics
New image sensor breaks optical limits
Plants & Animals
Glowing urine and shining bark: Scientists discover the secret visual language of deer
Astronomy
Observations catch galaxy cluster in the process of merging
Molecular & Computational biology
Mechanism for twisted growth of plant organs discovered
Biochemistry
Scientists boost mitochondria to burn more calories
Analytical Chemistry
An AI-based blueprint for designing catalysts across materials
Astronomy
Radio black hole trio lights up in rare galaxy merger
Plants & Animals
Africa's rarest carnivore: The story of the first Ethiopian wolf ever captured, nursed and returned to the wild
Astronomy
The universe may be lopsided, new research suggests
Astrobiology
Scientists crack ancient salt crystals to unlock secrets of 1.4 billion-year-old air
Environment
How the global fish trade is spreading 'forever chemicals' around the world
General Physics
New reactor produces clean energy and carbon nanotubes from natural gas
Astronomy
The chaotic 'Dracula's Chivito': Hubble reveals largest birthplace of planets ever observed
General Physics
Raindrops form 'sandballs' as they roll downhill, contributing more to erosion than previously thought