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How birds become male or female, and occasionally both

The highly unusual “semi-identical” Australian twins reported last week are the result of a rare event. It’s thought the brother and sister (who have identical genes from their mother but not their father) developed from an egg fertilised by two different sperm at the same moment.


Originally published in The Conversation.

Welcome Asterix, Obelix and Yoda! Finding fun in the serious matter of discovering insects

Do these look like Gauls to you? Three of the 103 new weevils identified in Indonesia were named after characters Asterix, Obelix and Idefix.


Originally published in The Conversation.

My CV is gender biased. Here's what I plan to do about it

Most of us make daily decisions about who we choose to work and collaborate with. So what if we used that to improve professional diversity?


Originally published in The Conversation.

Women in STEM need your support – and Australia needs women in STEM

Only two women are in this photo from the 2018 Prime Minister's Prizes for Science award night: Minister Karen Andrews, and 2018 Life Scientist awardee Lee Burger.

Originally published in The Conversation.

Remember Blockbuster, Nirvana and pagers? The new Captain Marvel lives in the 1990s

Captain Marvel has fun taking us back to the 1990s. Marvel Studios

Captain Marvel flies into movie theatres from today, and apart from introducing a great new hero who combines the righteousness of Captain America and the hum


Originally published in The Conversation.

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.