The defence minister says the presence of Chinese warships carrying out live-fire exercises in the Tasman Sea is "unusual", but nothing Kiwis need to be worried about.

Activity by Chinese military ships in the Tasman Sea is likely to have a strong effect on public opinion and public perceptions, a defence expert says.

MELBOURNE, Australia (AP) — Australia warns airlines to beware of a Chinese navy live-fire exercise in the Tasman Sea.

Arctic daily sea ice extent continued to hover near record daily lows in January, with the ice edge well northward of its long-term average position in most areas. In contrast to the cold conditions ...