Nanotechnology News – Latest Headlines

Nanotechnology dipstick test for cocaine, other drugs

The test is based upon DNA-gold nanoparticle technology, and can be packaged in user-friendly kits similar to those used for home pregnancy tests.

November 13, 2006 Read more

Polymer coating improves tumor-targeting nanoparticles

Adding a thin coating of the biocompatible polymer poly(ethylene glycol) (PEG) to the surface of sulfur-modified, or thiolated, nanoparticles designed to fall apart inside tumors, prolongs the time that the resulting nanoparticles remain in tumors.

November 13, 2006 Read more

Modified silicon-based surfaces provide good home to proteins

Silicon, whether in its elemental form as silicon wafers or in its oxidized form, known as silicon dioxide or silica, at the nanoscale, interact with proteins in ways that have practical applications in cancer screening and drug synthesis, among others.

November 13, 2006 Read more

Nanoparticle-arsenic combination makes for more potent anticancer agent

Arsenic trioxide, one of most promising drugs for treating acute promyelocytic leukemia, could achieve broader use if encapsulated in lipid-based nanoparticles designed to release their cargo inside tumor cells.

November 13, 2006 Read more

Improving nanoscale heat therapy for cancer

A new theory explains the relationship between nanoparticle size, shape, and other physical parameters and the efficiency with which they absorb light.

November 13, 2006 Read more

Paint me a nanocomposite computer

Chemical switches made out of titanium dioxide and Prussian blue nanocomposite.

November 10, 2006 Read more

Online exhibition: Nanotechnology - small science, big deal

The British Science Museam in London hosts a nice little online exhibition titled Nanotechnology: Small Science, Big Deal.

November 10, 2006 Read more

Virus detection with molecular machines

A 'DNA machine' that detects a virus by reading its genome, and then produces an alarm signal, in the form of a visible glow.

November 10, 2006 Read more

Neural networking nanotubes

Using carbon nanotubes to connect an integrated circuit to nerve cells.

November 10, 2006 Read more

New measurement guide worth 'poring over'

A new Recommended Practice Guide provides useful advice and instruction on how to analyze the size, distribution and total volume of nanopores.

November 9, 2006 Read more

Nanorust cleans arsenic from drinking water

The discovery of unexpected magnetic interactions between ultrasmall specks of rust is leading scientists to develop a revolutionary, low-cost technology for cleaning arsenic from drinking water.

November 9, 2006 Read more

Fullerene shows promise in reducing radiation side effects

Fullerenes are as good as two other antioxidant drugs and the FDA-approved drug, Amifostine in fending off radiation damage from normal tissue.

November 8, 2006 Read more

A leading edge camera for molecules

Researchers have visualised vibration and rotation in the nuclei of a hydrogen molecule as a quantum mechanical wave packet.

November 8, 2006 Read more

Studying bone deformation at the nanoscale

Scientists discovered the way deformation at the nanoscale takes place in a bone by studying it with the synchrotron X-rays.

November 7, 2006 Read more

New report on nanotechnology in construction

A new report describes the impact that nanotechnology is having in the construction industry.

November 7, 2006 Read more

Engineers develop revolutionary nanotech water desalination membrane

New reverse osmosis (RO) membrane promises to reduce the cost of seawater desalination and wastewater reclamation.

November 6, 2006 Read more