life

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Fossils discovered by UNSW scientists in ancient hot spring deposits in the Pilbara have pushed back by 580 million years the earliest known evidence for microbial life on land. 

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Australian researchers have found fossils dating back 3.7 billion years in a remote area of Greenland, demonstrating that life emerged rapidly during the planet’s early history.

Asteroid 1

It won't be easy, but in future astro-archaeologists may be able to glean that life once existed on Earth from the stellar remnants of our sun, writes Dr 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.