How chlorine became a chemical weapon

New claims that the Syrian government have dropped barrel bombs full of chlorine on a suburb of Aleppo are the latest in a series of allegations of chemical weapon use. Although the Syrian government denies using chemical ...

Ultracold atoms in a "Rydberg-dress"

Scientists at the MPQ (Garching) and MPIPKS (Dresden) have developed a novel technique to let atoms interact over large distances.

Smallest hard disk to date writes information atom by atom

Every day, modern society creates more than a billion gigabytes of new data. To store all this data, it is increasingly important that each single bit occupies as little space as possible. A team of scientists at the Kavli ...

How to deliver drinking water chlorine-free

Chlorinated tap water is the norm around the world, but the experiences of several European countries is that it doesn't have to be. The benefits of foregoing chlorine include better-tasting and, potentially, healthier water.

Red-burning pyrotechnic flare formulations without chlorine

The carmine color of pyrotechnic flares used in military and civilian environments arises from the combustion of strontium salts, some based on chlorides. The military-launched search for chlorine-free formulations has recently ...

page 6 from 11