Video: Molten salt is, as its name suggests, salt in liquid form. It doesn't get there until between 260 and 600C, making it one of the worst things you can drop into a glass vessel full of cold water. It's not just great at making fish tanks explode though: molten salt can transfer heat, conduct electricity, act as a solvent and can be used in some fuel cells. Maybe TheBackyardScientist will get around to talking about all that in his next video, right after he finishes picking glass shards out of every part of his lawn.
Molten Salt Is A Fish Tank's Worst Enemy
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At Google I/O earlier this month, CEO Sundar Pichai showcased an experimental Google Assistant feature called Duplex which can make routine phone calls on your behalf. In one striking demo, the digital assistant called a hair salon and scheduled an appointment with an employee at the other end in a voice punctuated with the vocal tics of a real human.
Google's unofficial motto has long been the simple phrase "don't be evil." But that's over, according to the code of conduct that Google distributes to its employees. The phrase was removed sometime in late April or early May, archives hosted by the Wayback Machine show.