Endings are personal. That's all, folks ; Everything has it's time ; End of the line -- All good things must pass. The reaper's scythe ; Beating the odds ; Dust to dust -- The future of humanity. The fate of species ; Our own worst enemy -- Beyond natural selection. Endpoints of evolution ; Beyond biology -- The web of life. The restless earth ; Gaia -- Threats to the biosphere. A hard rain ; Saving the planet ; Life is viral -- Living in a solar system. Pale blue dots ; Life beyond earth ; Threats from beyond -- The sun's demise. Living with a star ; Moving off-earth -- Our galactic habitat. Once and future stars ; Mergers and acquisitions -- Aging of the Milky Way. Fade to black ; Childhood's end -- How the universe ends. Something from nothing ; How it all ends -- Beyond endings. Living in the multiverse ; From endings to meaning.