Counting biomolecules inside cells

A new analytical tool endows DNA-powered super-resolution microscopy techniques with quantitative power.

Researchers make biosensor 1 million times more sensitive

Researchers have developed an optical sensor, based on nanostructured metamaterials, that's 1 million times more sensitive than the current best available - one capable of identifying a single lightweight molecule in a highly dilute solution.

Researchers develop new method of trapping multiple particles using fluidics

Scientists have developed a new method that relies on fluid flow to manipulate and assemble multiple particles. This new technique can trap a range of submicron- to micron-sized particles, including single DNA molecules, vesicles, drops or cells.

Computer simulation discloses new effect of cavitation

Steam bubbles in fast flowing fluids obviously also result from chemical surface properties; use for reducing wear in pumps and plain bearings.

Scientists discover another design principle for building nanostructures

Nature-inspired nanotubes that assemble themselves, with precision.

Spinning light waves might be 'locked' for photonics technologies

A newly described property related to the spin and momentum of light waves suggests potential practical applications in photonic communications and photonic circuits.

Engineering ultralight, high-dense nanoporous gold

The new material, dubbed 'Black Gold' is twice more solid and 30% lighter than standard gold.

New method to identify nanoparticles in tissue may shed light on their health impact

Biomedical engineers have demonstrated a pioneering method for the rapid visualization and identification of engineered nanoparticles in tissue. The research is a cost-effective hyperspectral imaging method for nanomaterial analysis that may shed light on nanomaterials' potential health impacts.

New terahertz source could strengthen sensing applications

New compact terahertz radiation source that operates at room temperature continuous wave.

Sniffing out a dangerous vapor with nanofibers

Engineers develop material that can sense fuel leaks and fuel-based explosives.

New class of molecular 'lightbulbs' illuminate MRI

Researchers have taken a major step towards realizing a new form of MRI that could record biochemical reactions in the body as they happen.

Smaller. Cheaper. Better.

Iron nitride transformers developed at Sandia could boost energy storage options.