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A guide to ensure everyone plays by the same military rules in space: the Woomera Manual

The anti-satellite missile test carried out by India last month was a display of military capability.

It told the world that India – like China, the United States and Russia before it – was now capable of high precision targeting objects in space.

It also highlighted a growing realisation that we lack the appropriate rules and regulations to deal with weapons in space in 2019 and beyond.

Originally published in The Conversation.

Psst... wanna buy a necklace? Humans have been faking jewellery for thousands of years

Amber held high value in past human cultures, and it may have been lucrative to create fake beads for trade.

Originally published in The Conversation.

How we used CRISPR to narrow in on a possible antidote to box jellyfish venom

Venom from box jellyfish causes extreme pain and tissue damage. Massive exposure can cause death.

Originally published in The Conversation.

From catfish to romance fraud, how to avoid getting caught in any online scam

Casey Donovan (right) talks about her catfish experience during her interview with Andrew Denton (left) on Channel 7. Andrew Denton: Interview

Australian singer-songwriter Casey Donovan opened up again last night about the six years she thought she was involved in a r

Originally published in The Conversation.

How we found a white dwarf – a stellar corpse – by accident

Searching for planets around nearby stars is like searching for a needle in a field of haystacks.

Originally published in The Conversation.

Like a spinning top: wobbling jets from a black hole that's 'feeding' on a companion star

Artist's impression of the accretion disk and jets in the black hole system V404 Cygni. ICRAR, CC BY-SA

We often think of black holes as one-way valves that con

Originally published in The Conversation.

How three scientists navigated the personal and career implications of a name change with marriage

The majority of Australian women change their name when they marry. Photo byMarc A.

Originally published in The Conversation.

How many species on Earth? Why that's a simple question but hard to answer

How many species still to name? That's a good question. Shutterstock/ju see

You’d think it would be a simple piece of biological accounting – how many distinct species make up life on Earth?

But the answer may come as a bit of a shock.

Originally published in The Conversation.

Why the idea of alien life now seems inevitable and possibly imminent

Relative sizes of planets that are in a zone potentially compatible with life: Kepler-22b, Kepler-69c, Kepler-62e, Kepler-62f and Earth (named left to right; except for Earth, these are artists' renditions). NASA, The Conversation.

Bat and bird poo can tell you a lot about ancient landscapes in Southeast Asia

A bat in a cave among the poo. Christopher Wurster, Author provided

The islands of Sumatra, Borneo and Java were once part of a much larger landmass connected to Asia called The Conversation.