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Where did you grow up? How strontium in your teeth can help answer that question

Normanton Aboriginal rangers and archaeologists reburying the skeletal remains of Gkuthaarn and Kukatj children back on country. Michael Westaway, Author provided

To mark the International Year of the Periodic Table of Chemical Eleme


Originally published in The Conversation.

Fingerprint and face scanners aren’t as secure as we think they are

Biometric systems are increasingly used in our civil, commercial and national defence applications. Shutterstock

Despite what every spy movie in the past 30 years would have you think, fingerprint and face scanners used to unlock your smartphone or other devices aren’t nearly as secure as they’re ma


Originally published in The Conversation.

Receiving a login code via SMS and email isn't secure. Here's what to use instead

No method is perfect, but physical security keys are a reliable form of multi-factor authentication. Shutterstock

When it comes to personal cybersecurity, you might think you’re doing alright.


Originally published in The Conversation.

Want to quit a bad habit? Here's one way to compare treatments

Just because a treatment works for some people, doesn't mean it will work for you.


Originally published in The Conversation.

Raw meat pet food may not be good for your dog, or your own health

Be careful what you feed your dog. Shutterstock/fetrinka

You might think raw meat pet food is good for your dog.


Originally published in The Conversation.

Virtual reality adds to tourism through touch, smell and real people's experiences

Virtual reality can bring historical sites to life.

Back in 2001, an acquaintance who worked for Lonely Planet told me about a surprise discovery. The travel guide business had an audience of people who would buy their travel books, but never travel. Lonely Planet dubbed them “virtual tourists”.


Originally published in The Conversation.

Curious Kids: how do shells get made?

A few days after baby molluscs come out from tiny eggs, they start building their shell layer after layer. Emily Nunnell/The Conversation NY-BD-CC

Curious Kids is a series for children.


Originally published in The Conversation.

Spill at a nuclear facility shows potential burn risks from a household chemical

Sodium hydroxide among a series of chemistry bottles in a typical school science lab. Shutterstock/ipmphotographers

Three people were taken to hospital following a chemical spill at


Originally published in The Conversation.

Your car is more likely to be hacked by your mechanic than a terrorist

Lego Mechanic might look sweet and innocent, but what’s that smile really hiding? Flickr/Jeff Eaton, CC BY-NC-SA

When it comes to car hacking


Originally published in The Conversation.