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Same genes, different outfits. Spinal Research

Explainer: what is twin research?

Hugo and Ross Turner are a pair of intrepid twins currently on an expedition to Greenland. One of them, Ross, is using the same style of equipment and facilities used by Ernest Shackleton 100 years ago…
Intervention by a conservator on an object has to be reversible. IAEA Imagebank

Explainer: what does an art conservationist do?

Cultural conservation is concerned with how cultural material is preserved as it moves from the past, through the present and into the future. This material may be books in libraries, documents in archives…
Coming for me next? Pierre J

Explainer: why are we afraid of spiders?

I have personal interest in arachnophobia – the fear of spiders – because I am a spider expert, but also because my daughter has it. She is not alone. According to the American Psychiatric Association…
Neurogenetic disease is an umbrella term to describe inherited diseases that affect the nervous system. Shutterstock/Dmitry Naumov

Explainer: what are neurogenetic diseases?

Each year, thousands of Australians are diagnosed with an inherited condition that affects their nervous system. Neurogenetic disease is an umbrella term to describe these conditions, which are primarily…
Subject to change. Bak16/Deviant Art

Explainer: what is genetic risk?

Genetic risk is the contribution our genes play in the chance we have of developing certain illnesses or diseases. Genes are not the only deciding factor for whether or not we will develop certain diseases…
It’s mid-afternoon but your body clock’s telling you it’s the middle of the night. Ed Yourdon

Explainer: what is jet lag and how can you overcome it?

Long flights across many time zones often leave us feeling fatigued, sleepy, irritable and generally out of sorts. And it’s not just because of poor sleep on the plane and dehydration from the altitude…
Could UCG be the best way to clean up coal? Jeffrey Beall/Flickr

Is ‘underground coal gasification’ the new fracking?

Recent news that a gas project in Queensland has been charged with environmental harm has put the spotlight on underground coal gasification, or UCG. Linc Energy’s Chinchilla project was a pilot UCG project…
Probably an unnecessary precaution. Redcorn Studios [Matt]

Explainer: which phone is most vulnerable to malware?

As each new computer virus attack or vulnerability comes to light, millions instinctively check their computer to see if their anti-malware application is up to date. This is a good idea and they are wise…
Not stopping for directions. Alan D. Wilson

Explainer: how do homing pigeons navigate?

Pigeons have extraordinary navigational abilities. Take a pigeon from its loft and let it go somewhere it has never been before and it will, after circling in the sky for while, head home. This remarkable…
Don’t break your heart over this issue but stay secure. Optx

Explainer: should you change your password after Heartbleed?

If you’re struggling to understand the deluge of information about the Heartbleed vulnerability, you’re not alone. Some reports tell us to change all our online passwords immediately, others warn us that…
Surviving or thriving? britta heise

Explainer: how big tobacco turns profits

In 2013 Imperial Tobacco, one of four major transnational tobacco companies, posted its first fall in profits in 17 years. One could be forgiven for thinking from the proposed introduction of new restrictions…
The producer’s work does not finish with the film’s theatrical release. garryknight

Explainer: what does a film producer do?

If you step back from the perceived glamour of the feature-film industry for a moment and look at it through dispassionate eyes it becomes obvious it’s really about creating a new product and taking it…
Don’t mess with me. Crystal Ernst

Explainer: what is a pseudoscorpion?

Pseudoscorpions are commonly known as “false scorpions” or “book scorpions”. They belong to the Arachanida class, and, as the name suggests, they are like scorpions but without a stinger on their back…
Be unsullied no more – winter is coming … again. HBO

Explainer: Game of Thrones, the story so far

The heir to an ancient exiled dynasty marries his sister to the leader of a savage warrior society, in return for their support in his effort to regain his father’s throne. The heir is soon killed, while…
The risk of Alzheimer’s increases with age. Shutterstock

Explainer: what is Alzheimer’s disease?

Alzheimer’s disease causes progressive damage to the brain, resulting in problems with memory, cognition, social engagement, and, ultimately, a person’s ability to care for themselves. Alzheimer’s is the…
An Ebola virus as seen through an electron microscope, with added colour. EPA/CYNTHIA GOLDSMITH/CENTERS FOR DISEASE CONTROL AND PREVENTION

Explainer: what is Ebola virus?

An outbreak of the Ebola virus, which started in a rural region of Guinea in West Africa, has now spread to the nation’s capital Conakry. It now reportedly involves 122 people, of which 78 have died. Additional…
When cells attack - autoimmune disease develop when immune cells mistakenly attack a part of the body. Ari Moore/Flickr

Explainer: what are autoimmune diseases?

Autoimmune diseases, which include a range of around 80 different illnesses from rheumatoid arthritis to type 1 diabetes and multiple sclerosis, occur when the immune system attacks the body. These diseases…
Immunotherapy boosts the body’s ability to fight disease. Rob Schultz/Flickr

Explainer: what is cancer immunotherapy?

Immunotherapy is treatment that boosts the body’s immune system by producing more infection-fighting agents, such as white blood cells and antibodies, to help fight disease. While it may seem a modern…

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