All Site Posts


American Scientist Interview	Read	Interview about cosmic origins with American Scientist, the magazine of Sigma Xi, the scientific research society.
Let There Be Light	Read	The remarkable implications of the form and structure of the cosmic microwave background radiation.
In the Beginning	Read	The first few moments of the universe are in reach of our theories and, for the first time, in reach of our experiments.
The NewsHour with Jim Lehrer	Watch	Interviewed on PBS's NewsHour with Jim Lehrer regarding the 2003 close encounter with Mars.
An Open Letter to Congress on Near Earth Objects	Read	An open letter to the United States Congress on Near Earth Objects.
A Perfect World	Read	A piece that appeared in Astrobiology Magazine about hopes for the future.
Reaching for the Stars: America's Choice	Read	A sensitive reflection on the Columbia Shuttle tragedy and its implications for the future of space exploration.
Stars In His Eyes Over A Pen	Read	A profile of Dr. Tyson's fondness for fountain pens.
Stick In the Mud Astronomy	Read	If you have nothing else to do at night, you can learn a lot about the sky from only a stick in the ground.
Footprints in the Sands of Science	Read	How different societies and cultures at different times have invested in cosmic discovery and left their mark on modern science.

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