Tag: rocks
In Praise of Copper, a Gift from Nature
If the conductivity of copper were ten times less, wires would have to be ten times the cross-sectional area to provide the same conductivity.
Updating the Drake Equation
The Drake equation is simply the product of a set of factors, estimating the number of active, technologically advanced, communicating civilizations in our galaxy.
Behind Water’s Beauty, Wondrous Utility
“The hydrological cycle has reliably delivered water to the terrestrial ecosystems of planet Earth for millions of years.”
Rainy Holiday Weekend? Don’t Let It Get You Down — Appreciate the Wonder of Water
How is water the “universal solvent”? What is viscosity? How does water keep temperatures stable?
At Bridalveil Fall — Michael Denton on the Wonder of Water
Thanks to a unique cluster of properties, water is able to fulfill many roles essential to our living planet.