Earth

earth from space.jpg

Scientists have been researching the source of water on earth for a long time - and believe it came from a combination of two places.

NASA water crop

Not only is water associated with the formation of life, but extraterrestrial water can help us better understand the origin of water on Earth and its distribution within our planetary system, writes Lucyna Kedziora-Chudczer.

Heat stress inside

Heat stress would make life intolerable for humans in most currently inhabited regions on Earth if the worst-case global warming scenario was to happen, a new study finds.

Earth Hour web

UNSW is doing its bit to cut power consumption during Earth Hour.