Popular Science article in its original

Runaway climate change turned Venus into a scorching hellscape, but Earth never grew so hot or cold that life failed to endure. Even in its most turbulent moments, our tiny planet remained a refuge, a blue-green lifeboat adrift against the vast hostility of space. Why?

Scientists have long speculated on the possibility of a planetary thermostat keeping climate change in check. A new study published in the journal Geochemical Perspectives Letters provides the first-ever evidence of its existence.

Writes Jeremy Deaton. Read the full text here