"Tampering With Things Man Was Not Supposed to Know:" the Angst Continues

It the Lemming's opinion that humans are curious: some, anyway.

Others seem convinced that "tampering with things man was not supposed to know" will doom them all.

Somehow, though, humans have managed to survive one of Earth's glacial epochs: despite, or perhaps because, some of them wondered if fire might be useful. Eventually, reckless experimentation with sharp sticks led to flint tools and PDAs.

And some humans still seek knowledge: while others fear what the future may bring.

Not-entirely-unrelated posts:

• "Coping With Change for Millions of Years; Chatty Chimps"
  A Catholic Citizen in American (July 11, 2014)
• "Kepler-186f, Sunsets, Tourism, and a Musing Lemming"
  (May 9, 2014)
• "Life in the Universe: Where is Everybody?"
  (March 15, 2013)
• "Another Step Closer to a Practical Warp Drive: Maybe"
  (November 30, 2012)
• " '...If There Were Intelligent Life Up There....' "
  (November 22, 2012)