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A sperm race to help save one of New Zealand’s threatened birds, the sugar-lapping hihi

A male hihi on a flowering flax bush. Mhairi McCready, CC BY-SA

It’s likely you’ve never heard of a hihi, let alone seen one in the wild.


Originally published in The Conversation.

Would regulation cement Facebook's market power? It's unlikely

Facebook CEO Mark Zuckerberg faced a four-hour grilling from the US Senate Commerce and Judiciary panels yesterday in response to a number of revelations – that Russian operatives had targeted Facebook users to influence the US election, that Cambridge Analytica had gained personal information on 87 million users, and that “malicious actors” (Facebook’s words) were able to identify and collect data on most of its 2.2 billion users.


Originally published in The Conversation.

Ancient stone tools found on Sulawesi, but who made them remains a mystery

Limestone 'tower' karst region of Maros in the south of Sulawesi, where Leang Burung 2 is located. D.P. McGahan , Author provided

Another collection of stone tools dating back more than 50,000 years has been unearthed on the Indonesian island of Sulawesi.


Originally published in The Conversation.

Captured! Radio telescope records a rare 'glitch' in a pulsar's regular pulsing beat

The Vela pulsar makes about 11 complete rotations every second, it also has a glitch. X-ray: NASA/CXC/Univ of Toronto/M.Durant et al; Optical: DSS/Davide De Martin

Pulsars are rapidly rotating neutron stars and sometimes they abruptly


Originally published in The Conversation.

Location and voice technology are the future of retail

Retailers have refocussed their attention on location – but not their location, your location. Shutterstock

Retailers, struggling to connect with their customers, have been trialling new techno


Originally published in The Conversation.

Target Earth: how asteroids made an impact on Australia

Gosses Bluff impact crater in the Northern Territory. NASA’s Earth Observatory

Our planet has had a few close encounters with asteroids of late.


Originally published in The Conversation.

Curious Kids: How does glow in the dark paint work?

While some things glow all the time, glow-in-the-dark paint must be 'told to glow' - just like a phone needs to be charged or it won't work. Mai Lam/The Conversation NY-BD-CC, CC BY-SA

This is an article from


Originally published in The Conversation.

Banning MPs from private messaging apps is a simplistic response to a complex problem

Queensland's Ministerial Code now bans Ministers from using private email and messaging apps. Shutterstock

Queensland updated its The Conversation.

Aftershocks hit Papua New Guinea as it recovers from a remote major earthquake

Another powerful aftershock hit Papua New Guinea this weekend as the recovery effort continues following February’s deadly magnitude 7.5 earthquake, with many thousands of people dependent on humanitarian aid.


Originally published in The Conversation.