Did dinosaurs have feathers, coloured skin and sing and dance? It's more likely than you think.  The mental image we have of dinosaurs has been drilled into us thanks to how the media has painted them - think Jurassic Park.  But how accurate is this image? Dr Sophie Calabretto talks to Cosmos Magazine journalist about unlocking what dinosaurs truly looked like.See omnystudio.com/listener for privacy information.

Ancestry.com, hair samples and crime scenes - that's likely what you think of when you hear DNA.  Probably not fish mucus and kangaroo scat. That's what's called environmental DNA - or eDNA - and ecologists can track it down pretty easily to find out what animals and organisms have been where. But some are concerned about human eDNA could be collected and used in nefarious. Dr Sophie Calabretto talks to Cosmos Magazine journalist Ellen Phiddian about the good and the bad uses of environmental DNA.  See omnystudio.com/listener for privacy information.

Talking to chatbots has become an everyday part of life for a lot of us. They help set timers, make calls and give us the weather forecast.  But what if the voice coming through your smart speaker belonged to a loved one who had passed away? Dr Sophie Calabretto talks to Cosmos Magazine journalist Petra Stock about resurrecting loved ones through artificial intelligence, what these conversations might sound like and whether or not it's a road we should go down.See omnystudio.com/listener for privacy information.

We’ve become so reliant on maps apps on our phone that use GPS, it’s hard to imagine navigating our way around without them.  R.I.P street directory books.  But what happened if GPS systems around the globe randomly went down?  Dr Sophie Calabretto talks to Cosmos Magazine journalist Jacinta Bowler about how GPS technology works and what would happen if it suddenly went dark.  See omnystudio.com/listener for privacy information.

Some volcanoes erupt multiple times a day, others, once every 600,000 years. But how do we know when they're going to blow? Predicting eruptions has baffled those studying volcanoes, but is that about to change? Dr Sophie Calabretto asks Cosmos Magazine journalist Evrim Yazgin about predicting volcanic eruptions and the researchers using artificial intelligence to unlock when a volcanoes about to go off. See omnystudio.com/listener for privacy information.