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Still from a video showing how UCLA researchers used electric voltage to move droplets on a surface, using a process they call electrodewetting. Image credit: CJ Kim/UCLA
Researchers flip how electrical signals move liquid droplets

August 27, 2019

The advance – using an electrical push rather than a pull – could lead to more reliable medical…
Image credit: Caltech
Performing Chemistry in Floating Droplets

July 18, 2019

Could chemists be ready to ditch the venerable test tube, the very symbol of chemistry in the minds…
A new way to make droplets bounce away

June 30, 2019

In many situations, engineers want to minimize the contact of droplets of water or other liquids with surfaces…
Study reveals final fate of levitating Leidenfrost droplets

May 13, 2019

Splash some water on a hot skillet, and you’ll often see the droplets sizzle and quickly evaporate. But…
Engineers make clear droplets produce iridescent colors

March 6, 2019

Engineers at MIT and Penn State University have found that under the right conditions, ordinary clear water droplets…
A new periodic table classifies droplet motions

February 26, 2019

Liquid droplets assume complex shapes and behave in different ways, each with a distinct resonance – like a…
New approach makes sprayed droplets hit and stick to their targets

August 29, 2018

When spraying paint or coatings onto a surface, or fertilizers or pesticides onto crops, the size of the…
Lipid droplets play crucial roles beyond fat storage

August 23, 2018

Lipid droplets: they were long thought of merely as the formless blobs of fat out of which spare…
New theory describes intricacies of a splashing droplet

May 17, 2018

As a single raindrop falls to the ground, it can splash back up in a crown-like sheet, spraying…
Programmable droplets

January 19, 2018

MIT researchers have developed hardware that uses electric fields to move droplets of chemical or biological solutions around…
Stick, peel, or bounce: Controlling a freezing droplet’s fate

September 12, 2017

When freezing droplets impact a surface, they generally either stick to it or bounce away. Controlling this response…
Understanding What’s Happening Inside Liquid Droplets

March 8, 2017

For most people, the drip, drip, drip of a leaking faucet would be an annoyance. But for Georgia…
Movable microplatform floats on a sea of droplets

December 20, 2016

Microelectromechanical systems, or MEMS, are tiny machines fabricated using equipment and processes developed for the production of electronic…
Spray tuning

November 11, 2016

If you’ve ever splattered paint on a canvas or sprayed a cookie sheet with oil, you likely created…
Temperature difference propels droplets

October 15, 2016

Researchers at MIT and elsewhere have developed a new way of driving fluid droplets across surfaces in a…
Cereal science: how scientists inverted the Cheerios effect

June 17, 2016

The phenomenon of the famous breakfast cereal clumping together when floating in a milk bowl is known as…
Scientists Part the Clouds on How Droplets Form

March 26, 2016

There is enough known about cloud formation that replicating its mechanism has become a staple of the school…
Nanoworld “Snow Blowers” Carve Straight Channels in Semiconductor Surfaces

December 29, 2015

In the nanoworld, tiny particles of gold can operate like snow blowers, churning through surface layers of an…
A droplet’s pancake bounce

August 5, 2015

Studies of the impact a droplet makes on solid surfaces hark back more than a century. And until…
The physics of salad dressing

July 7, 2015

Researchers at the University of Tokyo have shown that in phase separation in liquids, as is seen when…
Biomimetic dew harvesters

December 9, 2014

Insects are full of marvels – and this is certainly the case with a beetle from the Tenebrionind…
Cracking the mystery of droplet evaporation

November 27, 2014

CURTIN University scientists have modelled the effects of droplet size and velocity on evaporation to better understand the…
Brandeis physicists unlock secrets of the 2-D world and edge closer to artificial cells

September 17, 2014

This synthetic cell-like sac, created by the Dogic lab, has bio-molecules that form a layer on the membrane…
Explaining the shape of freezing droplets

August 5, 2014

This image shows the freezing front, resulting in a pointy shape. A water droplet deposited onto an icecold…
New lab-on-a-chip device overcomes miniaturization problems

May 2, 2014

UNSW chemists printed the university’s name using a novel technique they developed which involves fabricating a a pattern…
Coated droplets hint at formation of early cells

April 28, 2014

Fluorescence microscopy image of membrane-coated coacervate droplets. The green rings seen in the image originate from a dye…
Physicists discover ‘quantum droplet’ in semiconductor

February 27, 2014

JILA physicists used an ultrafast laser and help from German theorists to discover a new semiconductor quasiparticle—a handful…
Researchers find reactions occur faster in micro-droplets

January 21, 2014

(a) Schematic of the reaction A+A⇔k1k-1AA in the aqueous droplet; grey circles represent nonfluorescent reactant A and green…
Research update: Electric fields can push droplets from surfaces

December 20, 2013

Researchers at MIT have followed up on their discovery that droplets of water acquire an electric charge when…
When liquids behave like solids

December 11, 2013

(First row) SEM topography images of 1-mm drops of mercury resting on three surfaces of increasing roughness. The…
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