Inexpensive and stable—The salt water battery

Water could form the basis for future particularly inexpensive rechargeable batteries. Empa researchers have succeeded in doubling the electrochemical stability of water with a special saline solution. This takes us one ...

Improving DNA-detecting transistors

Graphene-based transistors could soon help diagnose genetic diseases. Researchers in India and Japan have developed an improved method for using graphene-based transistors to detect disease-causing genes.

Jellyfish venom capsule length association with pain

Since the PLOS San Francisco office is a quick car ride from the Monterey Bay Aquarium, so many of us at PLOS have been captivated by jellyfish movements. They are simply mesmerizing to watch as they travel through the water. ...

Environmentally friendly procedure developed for extracting silver

Silver can now be extracted ecologically and more efficiently than before. Researchers at Lappeenranta University of Technology (LUT) extracted silver from a process stream using an environmentally friendly ion exchange technique. ...

Extra-short nanowires best for brain

If in the future electrodes are inserted into the human brain - either for research purposes or to treat diseases - it may be appropriate to give them a 'coat' of nanowires that could make them less irritating for the brain ...

Grasshopper mice are numb to the pain of the bark scorpion sting

The painful, potentially deadly stings of bark scorpions are nothing more than a slight nuisance to grasshopper mice, which voraciously kill and consume their prey with ease. When stung, the mice briefly lick their paws and ...

X-ray chemist solves cholera mystery

The likelihood of becoming seriously ill from cholera depends on your blood group. It is possible to find a new remedy for the feared illness by studying the molecular structure in the toxin in the cholera bacteria.

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