Professor Bob Stone writes for The Conversation:

Mini drones are not yet appearing in our skies on a daily basis but they certainly are a rapidly growing trend. People can and do get hurt so we really need to help amateur pilots learn how to fly their new toys safely.

There are all kinds of exciting developments happening in this field and hobbyists are now able to pick up a device for relatively little money. But as more and more of these devices come onto the market, more grizzly images are popping up online to show what happens when people lose control.

My team and I have been experimenting with drones for some months, flying them over hard-to-reach heritage sites but, as our experience of deploying these platforms has increased, we have become increasingly concerned about how they can be used safely.

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