Speech by Sir Martin Rees

Nice presentation about the earth and its future. What does it mean to accept science and its benefits? It means that we have to accepts the risks as well. he also puts things into perspective concerning the human race and what we have accomplished. Its definitely worth the 17 or so minutes of your life so enjoy.

Ted.com Caption reads...
"In a taut soliloquy that takes us from the origins of the universe to the last days of a dying sun 6 billion years later, renowned cosmologist Sir Martin Rees explains why the 21st century is a pivotal moment in the history of humanity: the first time in history when we can materially change ourselves and our planet. Stunning imagery of cosmological wonders show us the universe as we know it now. Speaking as "a concerned member of the human race," Rees harkens to the wisdom of Einstein, calling for scientists to act as moral compasses, confronting the coming developments and ensuring our role in 'the immense future'."