Hypersonic jet powered by seaweed set to be the new Concorde

The zesty concept plane hits the Paris Air Show
The zesty concept plane hits the Paris Air Show

A new super speed aeroplane concept is to be unveiled today, which claims 'hypersonic' speeds that could get you from Paris to New York in three and a half hours running on a seaweed-based fuel.

Dubbed ZEHST (Zero Emission Hypersonic Transportation), the project aims to produce a jet, codenamed ZEHRA, that will reach speeds of 3,125mph and cruise just above the Earth's atmosphere, around 20 miles up.

All this, and it aims to be emission free by opting for biofuel, hydrogen and water rather than aerospace's current tipple of choice, kerosene.

Don't get too excited though; EADS, the company behind the jet, doesn't anticipate commercial flights getting going until 2050, at which point they'll set you back a pretty packet.

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