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US citizens can now publish models of 3D printed firearms online. What does it mean for us?

The lawyer for the plaintiff successfully argued that sharing a 3D scan of a firearm on the internet was protected on free speech grounds. Shutterstock

A landmark case in

Originally published in The Conversation.

Curious Kids: If an insect is flying in a car while it is moving, does the insect have to move at the same speed?

Once the car is at steady speed, the insect doesn’t need to be pulled along anymore and it won't be able to tell that the car is moving. Shutterstock

This is an article from Curious Kids, a series for children.

Originally published in The Conversation.

Red sky at night, shepherd's delight: the science of beautiful sunsets

If you live in a place where the weather moves west to east, then an old proverb could help you predict the weather. The Conversation.

Skill vs luck: who really deserves the rewards from success?

How much is success down to skill or just a lucky break? Shutterstock/Sergey Nivens

Which is more important when it comes to rewarding success: that the achievement was earned through skill, or that it came courtesy of a lucky break?

Originally published in The Conversation.

My Health Record: the case for opting out

The opt-out period for My Health Record runs from July 16 until October 15. Shutterstock

The My Health Record (MHR) The Conversation.

How quantum computers could steal your bitcoin

Part of IBM Research's quantum computer.

Originally published in The Conversation.

It's a busy night sky this July, so make sure you look up

The Blood Moon from January 31, 2018.

Originally published in The Conversation.

When to trust (and not to trust) peer reviewed science

Academic journals rely on peer review to support editors in making decisions about what to publish.

Originally published in The Conversation.

Peer review has some problems – but the science community is working on it

Peer review takes time – around seven to eight hours per paper if done properly. from

Peer review is the central foundation of science.

Originally published in The Conversation.