RIKEN

A tighter fit with artificial DNA

An artificial base that enhances the protein-binding affinity and selectivity of DNA expands the DNA machinery.DNA aptamers are expected to play an important role in the diagnosis and treatment of various ...

Jul 19, 2013 5 / 5 (5) 0 | with audio podcast

Quantum dots make efficient decisions

Even the simplest forms of life face an endless barrage of decisions—where to search for sustenance, for example, or how to avoid predators. Various mathematical models can mimic these decision-making processes, ...

Nov 22, 2013 4.2 / 5 (6) 0 | with audio podcast

Helping robots learn to walk

Fully autonomous robots could transform the way we live, but so far such machines remain beyond the reach of our most advanced technologies. Existing robots are generally limited to performing simple, well-structured ...

Feb 28, 2014 5 / 5 (5) 0

Magnetic vortices with electric sense

In the field of magnetic materials, a rapidly expanding area of study concerns stable nanometer-scale spin arrangements. Spins are the fundamental magnetic entities in solids, and patterns made of several ...

Aug 17, 2012 4.8 / 5 (5) 1 | with audio podcast

Genomic analysis solves the turtle mystery

The turtle has always been considered somewhat odd in evolutionary terms. In addition to lacking the hole in the skull—the temporal fenestra—that is characteristic of the egg-laying amniotes, the structure ...

Jun 28, 2013 4 / 5 (6) 0 | with audio podcast

Screens set to go green

Fitting the screens of electronic devices, such as televisions and smartphones, with a new display technology called 'organic light-emitting diodes' (OLEDs) will reduce their energy consumption, but such screens ...

Aug 22, 2011 5 / 5 (4) 0

Optics get magnetic powers

For decades, scientists have studied a class of materials called ‘multiferroics’ in which static electric and magnetic structures are coupled to each other. This allows capabilities such as controlling ...

Feb 03, 2012 5 / 5 (4) 0

The origin of organic magnets

Electrical engineers are starting to consider materials made from organic molecules -- including those made from carbon atoms -- as an intriguing alternative to the silicon and metals used currently in electronic ...

Mar 02, 2012 4 / 5 (5) 0