The first early humans to use fire had no inkling of what it would lead to. Fire was one of our first technologies, and humans have been making changes to their environments since the advent of ...

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What would it mean to abandon Earth wholesale? The proposition to throw one's hands up and forfeit our planet is a seductive one — things are looking pretty irredeemably grim. As the world continues ...

Terraforming Mars toward sustainable life-supporting ecosystems poses unprecedented challenges. Extremophilic microbes, which thrive in Earth’s most extreme environments, offer promising biological ...