Guest essay by Eric Worrall
Would it be possible to distinguish the fall of a pre-human civilisation destroyed by industrial CO2, from a natural climate upheaval?
A New Study Suggests There Could Have Been Intelligent Life on Earth Before Humans
Looking for aliens across deep space is great, but have we looked hard enough in our own terrestrial backyard—here on Earth?
Apr 17 2018, 1:13am
One author of the new study, leading climatologist Gavin Schmidt, wrote a work of fiction to explore its findings. Read ‘Under the Sun’, which we published at Terraform alongside the following piece.
The human yearning to connect with other intelligent life-forms runs deep, and it has become the driving force behind a dazzling range of scientific pursuits. From the SETI Institute’s radio sweeps of the sky, to the discovery of liquid water on neighboring worlds, to the…
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