Search results for coffee ring

Nanomaterials Jan 16, 2024

Research team develops anti-icing film that only requires sunlight

A KAIST research team has developed an anti-icing and de-icing film coating technology that can apply the photothermal effect of gold nanoparticles to industrial sites without the need for heating wires, periodic spray or ...

Analytical Chemistry Sep 29, 2023

Researchers invent a new metallization method of modified tannic acid photoresist patterning

The micro/nano metal pattern formation is a key step in the assembly of various devices. However, ex situ approaches of metal patterning limited their industrial applications due to the poor stability and dispersion of metal ...

General Physics Jun 20, 2023

A new approach to controlling the properties of turbulence

Turbulence, a fluid motion characterized by chaotic changes in flow velocity and pressure, has been the topic of countless physics studies. Although turbulence is a very common phenomenon that occurs in nature, manipulating ...

General Physics Jun 15, 2023

Tempest in a teacup: Physicists make breakthrough in creating turbulence

Turbulence is all around us. It's in the swirl of coffee and milk in a latte, unfurling along the wings of airplanes and the sides of cars, churning the blood in your heart after the valve snaps closed. Yet we still don't ...

Ecology Jun 2, 2023

Taiwan tribe despairs as drought shrinks bamboo crop

Hacking at a bamboo plant with a machete, Avayi Vayayana peels back the shoot's stiff bark as he scans southern Taiwan's mountains, anxious for more of the money-making crop his Indigenous tribe increasingly struggles to ...

General Physics May 3, 2023

Scientists find link between photosynthesis and 'fifth state of matter'

Inside a lab, scientists marvel at a strange state that forms when they cool down atoms to nearly absolute zero. Outside their window, trees gather sunlight and turn them into new leaves. The two seem unrelated—but a new ...

Analytical Chemistry Apr 14, 2023

Scientists identify new benchmark for freezing point of water at -70 C

Scientists have discovered yet another amazing aspect of the weird and wonderful behavior of water—this time when subjected to nanoscale confinement at sub-zero temperatures.

Space Exploration Mar 6, 2023

Climate change is launching a mutant seed space race

Hurtling around the Earth at more than 20 times the speed of sound, some of the tiniest life forms aboard the International Space Station are on a mission to feed people on a warming planet.

Social Sciences Dec 6, 2022

The four biggest gift-giving mistakes, according to a consumer psychologist

A good gift can elicit a surge of happiness and gratitude in the recipient. It also feels great to give, with psychologists finding that the joy of giving a gift is more pronounced than the pleasure of receiving one.

Biochemistry Oct 3, 2022

Research team achieves breakthrough in the production of an acclaimed cancer-treating drug

Stanford University researchers have discovered a rapid and sustainable way to synthetically produce a promising cancer-fighting compound right in the lab. The compound's availability has been limited because its only currently ...

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