Plasma guides maintain focus of lasers

In science fiction, firing powerful lasers looks easy—the Death Star can just send destructive power hurtling through space as a tight beam. But in reality, once a powerful laser has been fired, care must be taken to ensure ...

Promising new method for producing tiny liquid capsules

Microcapsules for the storage and delivery of substances are tiny versions of the type of capsule used for fish oil or other liquid supplements, such as vitamin D. A new method for synthesizing microcapsules, reported in ...

Slow electrons to combat cancer

Ion beams are often used today in cancer treatment: this involves electrically charged atoms being fired at the tumour to destroy cancer cells. Although, it's not actually the ions themselves that cause the decisive damage. ...

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