• more about #massextinction
    Promethean: Alarmists shoulf note that they're talking about geological time scales here, and so the concept of "heading for" a mass extinction event could still ... more »
    tk.: Well, all of this talk certainly makes me less worried about the sun going supernova or dying out, or the magnetic pole reversal knocking us off of ou... more »
    gorehound: nuclear war would kill the planet in a day more »
    GreyHammer: when the robots come and then the zombies after there will be no escape. then the robots will fight the zombies causing robot-zombies and they will ro... more »
    Daveinva: "Arens and West's work also suggests that Earth may be headed for a new mass extinction, because climate change is a common form of press event, and a... more »
    Smeagol92055: Bah, keep your volcanoes and your meteors, I can do it quicker and cheaper. I'll just jet out to the moon and then slice the Earth in half with a lase... more »
    RRich: That whole relativistic bomb deal a la Charles Pellegrino used to keep me up at night. Now, it's far more micro than macro, so, yeah... more »
    shadownode: Can't a large impact cause long term volcanic activity? more »
    crashedpc - Haifisch: 200,000 year long volcanic eruption??? Holy jeebus. Slow leaking gasses, or constantly exploding lava spewing madness? more »
  • #apocalypse

    Scientists Explain How to Cause a Mass Extinction

    Life on Earth probably wouldn't be extinguished by a comet strike alone. Mass extinctions require at least two kinds of mega-events, one of which is often a volcano that erupts for thousands of years. More »
  • #massextinction

    Incoming! Earth's Due for a Massive Comet Impact