Tag Archives: Fermi Paradox

A justly celebrated viral video celebrates Carl Sagan's hopes for the future of humankind�a good bet, but by no means a sure one. Video after the jump.

This third installment of a serial review of Kevin Kelly's What Technology Wants encounters technology as a force with a sense of purpose and a plan. What that plan consists in we don't know�and it seems that technology isn't telling.

We've met the shadow biosphere, and it is us.

The search for extraterrestrial life is serious science: its methods are precisely documented, its results painstakingly peer-reviewed. But at the same time it�s a field with curious standards when it comes to �advances.�