A global deal on airline emissions leaves a number of loopholes.
Flying is known to be the safest mode of transport, but many accidents could be avoided with better communication.
An international meeting looks set to approve a mandatory system of carbon offsetting for international flights - a big step forward but one that might be hard to integrate with the Paris Agreement.
Eucalyptus oil is useful for lots of things – what if that list also included carbon-neutral aviation fuel? Chemistry suggests it could.
That Australia has not suffered a successful terrorist attack on its aviation industry is testament to the resilience of our security system.
While planes still emit too much carbon, they may also help the climate by ensuring clouds bounce more sunlight back into space.
It's not just European travel that will be affected, but transatlantic flights too.
When you consider the market Ryanair is entering, there is every reason to believe its private jet service will be popular.
Drones don’t pose much of a risk to traditional aviation. Our research shows that collisions with manned aircraft are far more likely to involve a bird.
A carbon tax on airline tickets might sound like a tricky sell, but many airlines already collect a similar levy to raise funds for developing world health initiatives.
The airline industry's promised technological solutions have not arrived, and they never will.
There are hopes that another piece of the missing Malaysian Airlines flight MH370 has been found. But authorities still don't know what happened to the aircraft, and the 239 people on board.
Internet connections could one day come from solar-powered planes that fly for months or even longer at a time.
Governments and the aviation industry have welcomed new proposed aircraft emissions standards - which rather suggests that the new rules don't go far enough.
The original jumbo jet revolutionised global travel but more efficient, reliable engines have spelt the end for the 747.
New aircraft and growing business and tourist links are helping Melbourne outpace Sydney in attracting Asian visitors.
The IMF wants a levy on ship and plane fuel, but that won't magically create low-carbon alternatives.
Plans for aircraft that separate and parachute to the ground in an emergency are pie in the sky.
The profitability of the airline industry is fragile at best, but that doesn't mean Australia can't make room for another airline.
If shipping and aviation don't rein in their emissions it could seriously jeopardise our goal of preventing more than 2℃ of warming.