Sunday, February 28, 2010
Sean Carroll on the arrow of time (Part 2) | Video on TED.com
Sean Carroll on the arrow of time (Part 2) | Video on TED.com
Some things about cosmology and entropy, and why there is an "arrow of time". Physical laws at the microscopic level are perfectly time-reversible, but at the macro scale, we have the second law of thermodynamics.
Saturday, February 20, 2010
Thursday, February 18, 2010
James Randi, anthropogenic global warming, and skepticism : Respectful Insolence
James Randi, anthropogenic global warming, and skepticism : Respectful Insolence
Interesting blog... I would like to read a bit more of it.