"The ultimate measure of a man is not where he stands in moments of comfort but where he stands at times of challenge and discovery."
- Martin Luther King Jr.
From the page:
"The asteroid presumed to have wiped out the dinosaurs struck the Earth with such force that carbon deep in the Earth's crust liquefied, rocketed skyward, and formed tiny airborne beads that blanketed the planet, say scientists from the U.S., U.K., Italy, and New Zealand in this month's Geology."
his Favorites
Add him as a friend >
