Hot nanoparticles produce giant and explosive bubbles

When gold nano particles in water are illuminated by a laser, they get very hot: well above the boiling point of water. The formation of vapour bubbles caused by this, is well-known. New experiments, however, using a very ...

Bitcoin hits 4-month low after currency exchange theft

The price of bitcoin has fallen to a four-month low of $6,370, days after South Korean virtual currency exchange Coinrail said hackers had stolen over $37 million, or almost a third of the virtual currency it had stored.

Low pressure reduces bubble trouble

Spray coating and inkjet-based electronics manufacture are among the industrial applications in which liquid droplets are applied to a surface. But minuscule air bubbles that get trapped beneath the droplet as it lands can ...

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