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Articles on Engineering

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Just how much bigger can they get? Chris Radburn/PA

Designing green ships, from sails to micro-bubbles

Maritime engineering is no exception in worldwide effort to save energy and protect the environment. In 2008 the International Maritime Organization, a UN agency, set up its Marine Environmental Protection…
The lights are on and no one gut hurt. Roozbeh Rokni

Rain check: how Toronto escaped flooding disaster

For almost sixty years Hurricane Hazel has stood as the most extreme storm on recorded in City of Toronto but this week, on July 8th, a new record was set. A series of storms hit the city late in the afternoon…
The most recent bridge collapse in Washington was due to an oversize truck collision. EPA/Dan Levine

Explainer: why do bridges collapse?

Bridge collapses are often tragic, but are also fascinating for bridge engineers as they usually provide puzzles to solve and often lead to major changes in design, construction and management. Complete…
The planned Melbourne Metro project faces engineering hurdles, but there may be light at the end of the tunnel. AAP/Julian Smith

Dig this: how to construct Melbourne’s Metro tunnel safely

According to a report in Fairfax media today, the Labor government is set to announce funding for Melbourne’s A$9 billion metro rail tunnel, in addition to the A$40 million it has already contributed towards…
We have the technology … but have we discussed its possible impacts? fdecomite

Four visions, three dimensions: the future of 3D printing

Chances are you’ve heard about 3D printing – or additive manufacturing as it’s otherwise known: a process that turns computer-aided designs into three-dimensional, real-world objects with a range of uses…

Mimicking butterfly wings

Iridescent surfaces such as opals, beetle exoskeletons and butterfly wings have unique colour properties due to their microscopic…
Matt Stutzman from the USA won silver in the men’s individual compound open at the London Paralympics. EPA/Facundo Arrizabalaga

Success in Paralympic archery is a matter of millimetres

The accuracy obtained by top-level archers – at both the Olympics and Paralympics – using modern archery equipment would astonish most non-archers. Archers stand or sit 70m away from a target which has…
More than 50% of the Airbus A350 is made of composite materials. EPA/DB/EADS

Let’s stick together: composite materials, aeroplanes and you

What do Novak Djokovic’s tennis racket, Mark Webber’s F1 car and the new Boeing 787 have in common? They all extensively rely on composite materials. A composite material is a strategic combination of…
Getting the picture is one thing – developing it is quite another. AloneAlbatross

Caught short: a snapshot of Australian engineering

On Tuesday, Australia’s Chief Scientist Ian Chubb released the 200-page Health of Australian Science report. As reported on The Conversation, Australia is doing pretty well overall despite some areas that…
All 68 of the world’s Airbus A380 have to be inspected. Telstar Logistics

The Airbus A380 wing cracks: an engineer’s perspective

The European Aviation Safety Agency (EASA) has ordered the inspection of all Airbus A380 superjumbos following the detection of cracks in the wings of several aircraft. Cracks were first discovered in…

Light likes passing through blocked holes

Placing a metal cap over a small hole in a metal film does not stop light passing through, but rather enhances its transmission…
The Tokai Challenger team after winning the 2011 World Solar Challenge. World Solar Challenge

The World Solar Challenge and the future of solar cars

On October 20 2011, the Tokai Challenger solar car drove quietly into Victoria Square in the centre of Adelaide, winning the 2011 World Solar Challenge. The car had crossed Australia from north to south…
If you want to optimise scramjets you’re going to need the rule of the jungle. EPA/NSAS

Explainer: evolutionary algorithms

My intention with this article is to give an intuitive and non-technical introduction to the field of evolutionary algorithms, particularly with regards to optimisation. If I get you interested, I think…

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