We may have to get used to hearing a whole lot more of Donald Trump’s favourite word. So how exactly do tariffs work – and who pays them?

"In the past, we went to work in the United States to support our families, but now we can't go because we are worried about what might happen to our families." ...

Artificial intelligence (AI) makes important decisions that affect our everyday lives. These decisions are implemented by firms and institutions in the name of efficiency. They can help determine who ...

A collection of skulls and shrunken heads has been removed from a leading auction site, but the trade in human remains is unregulated and ongoing.

The northern lights have been interpreted in many ways down the centuries - from portents of political upheaval to signs of religious revival.

New research reveals a third of Australia’s freshwater fishes are at risk of extinction. That means 35 species should be added to the national list of 63 threatened species, bringing the total to 98.

The US and others have been shifting the rules of the global free trade system for years. New Zealand can’t ignore the risks much longer.

Pregnancy complicates a cancer diagnosis in many ways. So cancer treatment may need to be adjusted. Here’s what we know so far.

The generation that found comfort in the Girls in Love series as teens are likely to find the same comfort as adults in the fifth instalment.

Pupil-free or student-free days may seem like an extra holiday for students and an inconvenience for parents, who are juggling work and family. This week, some parents in New Sout ...

Correspondence between Malaysia’s Mahathir Mohamad and Britain’s Margaret Thatcher showed how differently the Muslim world and the West viewed the book.

It’s claimed that more information can solve our crises, from climate change to Gaza. But the world today shows how this vision of reason has tipped over into unreason, anger, and barbarism.