Edgy mechanics 24 November 2009 The electronic properties of graphene ribbons are strongly dependent on the atomic structures at the ribbon's edge
Breaking down barriers 24 November 2009 Creating ultrasmall particles with multiple functionalities becomes easier thanks to a new extraction procedure
Vocal fingerprints 24 November 2009 More secure voice identification systems could stem from an improved algorithm for comparing speech patterns
Butterfly light 24 November 2009 Patterned surfaces mimicking the nano-scale structure of butterfly wings can produce impressive optical effects
Dyeing for diabetes 24 November 2009 Discovery of the first small fluorescent probe for a pancreatic hormone could shed light on pancreatic diseases
Turning back the clock 24 November 2009 A key signaling pathway in mammals forces cells in diverse tissues to ‘act their age’
At the cutting edge 10 November 2009 Experiments with a tiny diamond cutting tool reveal how different materials respond to micro-machining
Maintaining ‘arrested development’ 10 November 2009 Embryonic stem cells keep their developmental options open with help from two recently identified genes
Fine-lined patterns refined 10 November 2009 High-resolution patterns for miniaturizing devices can be achieved using modified fabrication materials
A new part of the program 10 November 2009 A novel transcription factor can facilitate the reprogramming of somatic cells into stem cells
Arming the body against liver cancer 10 November 2009 Immune cells that target tumors can be boosted in chronic hepatitis B sufferers
Side by side by synthesis 10 November 2009 Nitrogen atom-directed ortho-lithiation aids preparation of anti-HIV drug
Combating fatal brain infections 27 October 2009 Custom-built antimicrobial peptides can cross the blood–brain barrier and destroy harmful bacteria and fungi