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Yes, a tsunami could hit Sydney – causing flooding and dangerous currents

Manly's The Corso pedestrian area could be flooded if a large tsunami arrived at Sydney Harbour.

Originally published in The Conversation.

VR technology gives new meaning to ‘holidaying at home’. But is it really a substitute for travel?

Participants in a virtual reality travel experience reported a sense of relaxation, similar to that gained from travel in real life. Shutterstock

As virtual reality techn

Originally published in The Conversation.

Archaeology can help us prepare for climates ahead – not just look back

Remains of meals at Haua Fteah cave reveal a lot about past climates in in the Gebel Akhdar region of Libya.

Originally published in The Conversation.

First Man: a new vision of the Apollo 11 mission to set foot on the Moon

First Man: Ryan Gosling as Neil Armstrong, the first man on the Moon. Universal Pictures and DreamWorks Pictures

The Apollo 11 lunar landing was the first time humans stepped on another celestial body, and the events leading up to that historic moment – which celebrates its 50th anniversary next yea

Originally published in The Conversation.

More 'bright' fast radio bursts revealed, but where do they all come from?

Central antennas of the Australia Square Kilometre Array Pathfinder. Alex Cherney/CSIRO, Author provided

Fast radio bursts (FRBs) are one of the great astrophysical mysteries.

Originally published in The Conversation.

Mobile apps might make you feel better about travelling alone, but they won't necessarily make you safer

Generally speaking the risks of sexual assault or homicide from an unknown male perpetrator in a public place are low.

As I was writing this article, I was fortunate enough to be at a conference in Florence, Italy.

Originally published in The Conversation.

Why you might be paying more for your airfare than the person seated next to you

Price discrimination is when a seller charges you what you’re willing to pay. The Conversation.

The new Doctor Who picks up the chase with a pace as she crosses the gender barrier

The Doctor (Jodie Whittaker). BBC

Doctor Who is back on our TV screens with the first episode of the new series airing on the ABC here in Australia today, staring The Conversation.

Travelling overseas? What to do if a border agent demands access to your digital device

New laws enacted in New Zealand give customs agents the right to search your phone. Shutterstock

New laws enacted in New Zealand this month give border agents the rig

Originally published in The Conversation.