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We found a mysterious flashing radio signal from near the centre of the galaxy

Sebastian Zentilomo/University of Sydney, Author provided

In early 2020, we detected an unusual radio signal coming from somewhere near the centre of our galaxy.

Originally published in The Conversation.

Artificial intelligence is now part of our everyday lives – and its growing power is a double-edged sword

AI-generated images of "a stained glass window with an image of a blue strawberry". OpenAI

A major new report on the state of artificial intelligence (AI) has just been The Conversation.

We shaved a billion years off the age of the youngest known Moon rocks, and rewrote lunar geological history

CNSA Lunar Exploration and Space Engineering Center

Volcanic rocks collected from the Moon last year are about two billion years old — a billion years younger than the samples returned by previous missions.

Originally published in The Conversation.

5 ways Twitch's massive data leak might change live streaming as we know it


Yesterday a colossal data leak from live streaming platform was posted on controvers

Originally published in The Conversation.

Forecasting space weather is hard. A new Australian satellite may help make it easier

The CUAVA-1 satellite departs from the International Space Station. JAXA

The Australian-made space weather satellite CUAVA-1 was deployed into orbit from the International Space Station on Wednesday night.

Originally published in The Conversation.

We created a microscope slide that could improve cancer diagnosis, by revealing the 'colour' of cancer cells

Author provided

When we look at biological cells under a microscope, they’re usually not very colourful. Normally, to visualise them we have to artificially add colour — typically by staining.

Originally published in The Conversation.

How do you feel? Your 'sense of touch' is several different senses rolled into one

Nick Moore/Unsplash, CC BY-SA

We have more than five senses.

Originally published in The Conversation.

How fussy eating and changing environments led to the diversity of sharks today (and spelled the end for megalodon)

Artwork by José Vitor Silva, Author provided

Before humans and early primates, before dinosaurs, and even before trees, there were sharks.

Originally published in The Conversation.

What caused the unprecedented Facebook outage? The few clues point to a problem from within


Suddenly and inexplicably, Facebook, Instagram, WhatsApp, Messenger and Oculus services were gone. And it was no local disturbance.

Originally published in The Conversation.

Russia is building its own kind of sovereign internet — with help from Apple and Google

On September 17, the first day of Russia’s parliamentary elections, Apple and Google agreed to demands from the Russian government to remove a strategic voting app developed by opposition leader Alexei Navalny from the iOS and Android app stores.

Apple then disabled its Private Relay feature (which enhances web browsing privacy) for users in Russia. Google also removed YouTube videos giving advice on how to vote strategically in the elections.

Originally published in The Conversation.