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Written by Neha Karl When waste isn’t disposed of carefully, it can find its way into rivers and oceans. This human made litter can be very harmful for marine animals, including sea turtles. There are seven threatened species of marine turtle and we have six of them here in Australia.

Written by Neha Karl When your car runs out of fuel, it stops. But when a massive star runs out of fuel – it doesn’t just stop – it explodes! An exploding star is called a supernova. The big blast can leave behind a pulsar, which is a kind of neutron star.

Written by Neha Karl Plants are a gift of nature. They provide food to eat, release oxygen into the air we breathe, and make our world a whole lot greener. And soon, they could be a supercharged source of energy! Just as plants grow and develop, so does technology.

Written by Neha Karl The human body is like a machine. If it is fuelled with nourishing food, it will run smoothly. Eating wholesome foods provides your body with nutrients.

Written by Neha Karl In the world of Harry Potter, lights, machines and even castles are controlled by a flick of the wrist. Forget wands and wizards, soon you too could control the world around you. Jake Coppinger, from Gungahlin College in Canberra, has designed a glove that could change the way we use technology…

Written by Neha Karl 97 million people in India do not have easy access to clean and safe water – that is more than four times the population of Australia.

Written by Neha Karl To be called faceless or lacking a backbone is a bit insulting, however, it might now be time to face up to our simple origins. Scientists have known that jawed vertebrates evolved from ‘jaw-less’ ones, but just when and how it happened has remained a mystery until recently.

Written by Neha Karl Is it a fish? Is it a boat? No, it’s Argo float – a robot ready to dive deep and collect information about the ocean!

Written by Neha Karl Life has never been easy for penguins, and changing weather patterns are creating more challenges for some colonies. The coast of Argentina is home to the world’s largest breeding colony of Magellanic penguins.

Written by Neha Karl On 22 January 2014, Earth received a selfie from Mars Rover Opportunity – proving she is still going strong 10 years after she first landed on Mars! The image from Opportunity was taken with her panoramic camera, and showed the rover covered in dust.