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News tagged with human hair

World's smallest electric motor made from a single molecule

Chemists at Tufts University's School of Arts and Sciences have developed the world's first single molecule electric motor, a development that may potentially create a new class of devices that could be used ...

Nanotechnology / Nanophysics

created Sep 04, 2011 | popularity 4.4 / 5 (18) | comments 9 | with audio podcast

Rapunzel, Leonardo and the physics of the ponytail

(PhysOrg.com) -- New research provides the first mathematical understanding of the shape of a ponytail and could have implications for the textile industry, computer animation and personal care products.

Physics / General Physics

created Feb 13, 2012 | popularity 4.2 / 5 (12) | comments 2 | with audio podcast

World's smallest four-wheel-drive is a billionth of a meter (Update)

(PhysOrg.com) -- Reduced to the max: the emission-free, noiseless 4-wheel drive car, jointly developed by Empa researchers and their Dutch colleagues, represents lightweight construction at its most extreme. ...

Nanotechnology / Nanophysics

created Nov 09, 2011 | popularity 4.8 / 5 (6) | comments 2 | with audio podcast

Smallest periodic table fits on the side of human hair (w/ Video)

Scientists at The University of Nottingham have written what they believe is the world's smallest periodic table -- on the side of a human hair. The table is so small that a million of them could be replicated ...

Nanotechnology / Nanophysics

created Dec 21, 2010 | popularity 4.7 / 5 (6) | comments 1 | with audio podcast

New Forensic Method Aims to Predict What a Person Looks Like from DNA Sample

(PhysOrg.com) -- A University of Arizona research team recently completed a study looking at the DNA blueprint of almost 1,000 individuals and comparing that to detailed measurements of their hair, skin and ...

Chemistry / Biochemistry

created Mar 02, 2009 | popularity 4.2 / 5 (5) | comments 0

Study uncovers how DNA unfolds for transcription

(PhysOrg.com) -- The human genome contains some 3 billion base pairs that are tightly compacted into the nucleus of each cell. If a DNA strand were the thickness of a human hair, the entire human genome would ...

Biology / Cell & Microbiology

created Jan 17, 2012 | popularity 5 / 5 (4) | comments 5 | with audio podcast

Nanowrinkles, nanofolds yield strange hidden channels

Wrinkles and folds are ubiquitous. They occur in furrowed brows, planetary topology, the surface of the human brain, even the bottom of a gecko's foot. In many cases, they are nature's ingenious way of packing ...

Nanotechnology / Nanomaterials

created Nov 23, 2011 | popularity 3.4 / 5 (5) | comments 0 | with audio podcast

Hair color of unknown offenders is no longer a secret

The hair color of an unknown perpetrator who has committed a crime will soon no longer be a secret for forensic investigators. Erasmus MC scientists, in collaboration with their Polish colleagues, have discovered that DNA ...

Medicine & Health / Genetics

created Jan 03, 2011 | popularity 5 / 5 (3) | comments 6 | with audio podcast

Cellular automaton model predicts how hair follicle stem cells regenerate

Your hair -- or lack of hair -- is the result of a lifelong tug-of-war between activators that wake up, and inhibitors that calm, stem cells in every hair follicle on your body, according to Cheng-Ming Chuong, M.D., Ph.D., ...

Biology / Cell & Microbiology

created Dec 07, 2011 | popularity 5 / 5 (3) | comments 0

New mosquito repellant could be frightening ... for the mosquitoes!

In a small, narrow, temperature-controlled lab room at Vanderbilt University live some of the most deadly and dangerous animals in the world.

Biology / Cell & Microbiology

created Feb 28, 2012 | popularity 3.5 / 5 (4) | comments 0 | with audio podcast

Nanoscopic probes can track down and attack cancer cells

A researcher has developed probes that can help pinpoint the location of tumors and might one day be able to directly attack cancer cells.

Nanotechnology / Bio & Medicine

created Mar 16, 2009 | popularity 3.3 / 5 (3) | comments 1

Laying a fairytale to rest with human hair

A team of engineers from Imperial College London have developed a contraption made of human hair, enabling presenters from the world’s longest running children’s television program to test the theory behind a fairytale.

Other Sciences / Other

created Feb 09, 2011 | popularity 5 / 5 (2) | comments 0

Beijing air pollution soars with fireworks smoke

(AP) -- Clouds of smoke from Lunar New Year fireworks sent air pollution readings soaring in the more sensitive measurement system Beijing started using a little more than a week ago, reports said Sunday.

Space & Earth / Environment

created Jan 29, 2012 | popularity 5 / 5 (2) | comments 5

How do green algae react to carbon nanotubes?

Nanoparticles such as carbon nanotubes (CNT), which are found in an ever-increasing number of products, are ending up more and more frequently in our surroundings. If and how they affect aquatic ecosystems ...

Nanotechnology / Nanomaterials

created Nov 04, 2011 | popularity 4 / 5 (1) | comments 3 | with audio podcast

New use for human hair

Agricultural crop production relies on composted waste materials and byproducts, such as animal manure, municipal solid waste composts, and sewage sludge, as a necessary nutrient source. Studies have shown that human hair, ...

Other Sciences / Other

created Dec 29, 2008 | popularity 1 / 5 (2) | comments 1