Articles on Deep time
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Is the evolution of excrement the reason we exist?
An Earth scientist reviews Julian Charrière’s new exhibition spanning volcanoes, glacial rocks, and humans’ short yet impactful role in geological time.
A newly-dated geological timescale will help scientists connect NZ’s deep past to present day hazards, climate change and biodiversity.
Earth has experienced many icehouse and greenhouse climates. A new study shows how they connect to plate tectonics.
Ancient microbes built reefs in unusual places.
The dinosaurs went extinct on Christmas Day.
By limiting the syllabus to events post-1788, the NSW Education Standards Authority indirectly sends students the message that Australia’s ‘history’ began at colonisation.
The first time Earth’s geologic record – information found inside rocks – has been used to create an animation of this kind.
Life depends on Earth’s ancient continental crust – but there are only a few places where remnants of it can still be seen today.
We’re having a big impact on the planet. But what marks will we leave behind in deep time?
Giant meteorite impacts may have created the land we live on
Humanity’s remarkable powers of comprehension can be aggrandising, but ultimately they demand a sense of humility.
Ancient blobs deep inside the Earth gather together and break apart like continents, according to new research.
Birds have always been charged with carrying the burden of our feelings, writes Delia Falconer. Yet we’ve never treated these inscrutable, vivacious companions particularly well.
Trees seeded after the end of the last ice age, which survived the ruptures of invasion and industry, have re-emerged as art.
The Baltic crusades had a long term impact on the local environment – 700 years later, the details of this are clear.
Historical perspective can offer much in this time of ecological crisis,. Many historians are reinventing their traditional scales of space and time to tell different kinds of stories that recognise the unruly power of nature.
A clock designed to work for 10 millennia is being built – but what is the point of it?
Make that winter dram an intellectual one.
Over the past half century, Australia has experienced a ‘time revolution’ with Indigenous history pushed back into the dizzying expanse of deep time. The latest discovery reminds us that science, like history, is an ongoing inquiry.


















