Message in a bubble: Physics enables encoding of messages in ice
Inspired by naturally occurring air bubbles in glaciers, researchers have developed a method to encode messages in ice.
Inspired by naturally occurring air bubbles in glaciers, researchers have developed a method to encode messages in ice.
General Physics
Jun 18, 2025
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66
A team of scientists from the SETI Institute and the University of California at Davis has documented, for the first time, humpback whales producing large bubble rings, like a human smoker blowing smoke rings, during friendly ...
Astrobiology
Jun 5, 2025
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311
Researchers have detailed the physics behind a phenomenon that allows them to create spin in liquid droplets using ultrasound waves, which concentrates solid particles suspended in the liquid. The discovery will allow researchers ...
Soft Matter
May 21, 2025
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60
A watched pot never boils, goes the old saying, but many of us have at least kept an eye on the pot, waiting for the bubbling to start. It's satisfying to finally see the rolling boil, behind which complex physical mechanisms ...
Nanophysics
May 2, 2025
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69
Exosomes, secreted by most cells, carry biological information and proteins that serve as noninvasive biomarkers for diagnosing and predicting disease progression and metastasis. However, the rapid isolation of high-purity ...
Bio & Medicine
Apr 28, 2025
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35
A team of infectious disease specialists and environmental engineers at Université Claude Bernard Lyon's, École Centrale de Lyon, in France, and the University of Rome La Sapienza, in Italy, has found via experiments that ...
When a droplet of water falls on a hot pan, it dances across the surface, skimming on a thin layer of steam like a tiny hovercraft; this is known as the Leidenfrost effect. But now, researchers know what happens when a hot ...
Soft Matter
Mar 3, 2025
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72
A team led by researchers at UNC-Chapel Hill have made an extraordinary discovery that is reshaping our understanding of bubbles and their movement. Picture tiny air bubbles inside a container filled with liquid. When the ...
General Physics
Feb 25, 2025
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285
ETH Zurich researchers have investigated how tiny gas bubbles can deliver drugs into cells in a targeted manner using ultrasound. For the first time, they have visualized how tiny cyclic microjets liquid jets generated by ...
Soft Matter
Feb 21, 2025
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127
Rain can freefall at speeds of up to 25 miles per hour. If the droplets land in a puddle or pond, they can form a crown-like splash that, with enough force, can dislodge any surface particles and launch them into the air.
Soft Matter
Feb 21, 2025
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75