As China projects power further into the Pacific, New Zealand can no longer treat distance as a substitute for defence strategy.

Based on past performance, economic sanctions will never be strong enough to denuclearise North Korea. There’s a better way.

A hotter, drier and more fire-prone future is putting these unique trees at risk.

Astronomers have revisited data from a dramatic collision of neutron stars to help resolve the infamous ‘Hubble tension’.