So They Say

"I have never been as worried for space shuttle safety as I am now. ... One of the roots of my concern is that nobody will know for sure when the safety margin has been eroded too far."

--Richard D. Bloomberg, testifying before Congress in April 2002 as chairman of NASA's Aerospace Safety Advisory Panel. From The New York Times.


"America's journey into space will go on."

--US President George W. Bush, on Feb. 3, two days after the space shuttle Columbia exploded, killing all seven astronauts aboard. From The Washington Post.


"Biological terrorism is 1% biology and 99% terrorism."

--David R. Franz, a former commander of the US Army Medical Research Institute of Infectious Diseases, now chief of the biological defense division of Southern Research Institute. From The Scientist's Web Daily News.


"There are real problems with invasive [plant] species in...

--Robert May, president of the UK's Royal Society.

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