Outbreaks of algae have killed up to a million fish in the Murray Darling Basin over the last two weeks. The phenomena of “algae blooms”, when the population of algae in a river rapidly grows and dies, can be devastating to local wildlife, ecosystems and people. But what are algae blooms? What causes them, and can we prevent them?

Micros...

Calls for public access to information about convicted child sex offenders occur often in Australia. It may seem like common sense that allowing the public to know the whereabouts of dangerous people should...

In Germany this week, the legal limbo that defines cyberspace around the world was on full display.

The country’s Federal Office for IT Safety (BSI for its German initials) had been tracking a cyber attack targeting some of the country’s parliamentarians since early December. It ultimately led to the public release of mobile phone...