If you have visited an island like one of the Hawaiian Islands, Tahiti or Easter Island, also known as Rapa Nui, you may have noticed how small these land masses appear against the vast Pacific Ocean.

Each spring, millions of tiny brown Bogong moths fly 1,000km from southeastern Australia to the caves of the Australian Alps to escape the summer heat. Now we know how they find their way -- they ...

An Australian Bogong moth at the Ramshead Range of the Snowy Mountains in New South Wales, Australia. (Ajay Narendra via AP) NEW YORK (AP) — An Australian moth follows the stars during its yearly ...

If you have visited an island like one of the Hawaiian Islands, Tahiti or Easter Island, also known as Rapa Nui, you may have noticed how small these land masses appear against the vast Pacific Ocean.

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Christopher Palma, Penn State (THE CONVERSATION) If you have visited an island like ...