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This week on the podcast, Paul shares an interview he did in Lima with Sebastián Bravo, a local architect and maker of award-winning pisco. Studying and practicing architecture in a city with a very fresh history of terrorism and ongoing political corruption is no easy feat, and the rapidly... View full entry
[Researchers at Tsinghua University] discovered that an applied electrical current causes the gallium alloy to drastically alter its shape. Changing the voltage applied to the metal allowed it to 'shape-shift' into different formations. When the current was switched off, the metal returned to its original drop shape. [...]
they realized that bringing it into contact with a flake of aluminum caused a reaction creating hydrogen bubbles that allowed it to move of its own accord.
— reuters.com
The metal alloy in question is made mostly of gallium, which is liquid at <30 degrees Celsius. Researchers think that the material could have profound implications for medical science, in particular the delivery of drugs into the blood stream. Professor Liu Jing, leader of the research team at... View full entry
