RNZ: This Way Up

The marathon detective, boosting Arabic online, Norway's electric ferry fleet, fighting flu with frogs, and fish have feelings too.

As well as littering this planet with lots of rubbish, we're now filling space with debris, too. Dr Jason Held of Saber Astronautics thinks he might have found an answer.

Professor Peko Hosoi from MIT has made a 'tree on a chip' to help power the robots of the future.

The idea that a piece of content has 'gone viral' has become a badge of honour for its creators. But can you really catch a good meme like you catch a cold? Derek Thompson looks at online popularity.

Can you imagine learning to ride a bike as an adult? A group of refugees and new migrants did just that at a recent women's cycling day in Wellington.

Learning to ride a bike, going viral, a 'tree on a chip' to power robots, and solving the space junk challenge.

Taking penicillin when pregnant could alter the brain chemistry of your offspring; and scientists have detected an atmosphere around an Earth-sized planet about 40 light years away. 

We go on a walk with Christine O'Sullivan - who has multiple sclerosis - to check out the Alinker, a kind of standing bicycle that you propel using your feet.

Unlimited mobile broadband plans come to NZ, but there are a few fish hooks you need to be aware of; and some big telcos are selling our mobile data for use by tourist attractions and retailers.

Attention - getting it, keeping it, getting it back again - is now the basis of a massive global industry. Columbia University professor Tim Wu looks at the workings of the 'attention merchants'.

The Attention Merchants, selling your mobile data, the walking bike that's changing lives, and taking penicillin while pregnant: are there risks?

Changes in the the earth's magnetic field have scientists wondering what's going on. We know that in the past, south was north and north was south. Now there are reports that patches of the earth's magnetic field deep under the earth's crust are weakening and even reversing, and that's intriguing geophysicists like Professor John Tarduno.

Self-driving trucks are now being tested in several US states. The autonomous transport method's just been identified as one of the top ten breakthrough technologies by MIT's Technology Review and David Freedman has been reviewing how far away driverless trucks are from becoming widely adopted.

Since the success of the Velib in Paris 10 years ago, bike sharing schemes are now up and running in about one thousand places worldwide. We've got a round up of the ones that flopped and the ones that rocked with Patrick Collinson of The Guardian.

The Folding Goldies are a bike gang with a difference: all you need is a Gold Card for a free train ride, a bike (ideally a folding one) and some free time. Every few weeks they hit the rails and the trails around Wellington and we join them for a ride.