Knowledge of the density of the subsurface of a planet is crucial in determining its interior structure, and one can estimate the average bulk crustal density directly using the admittance between ...
IN Prof. Wyville Thomson's work “The Depths of the Sea” there appears to me a curious discrepancy between two statements of the specific gravity of the sea, to which it may be useful to direct ...
Exiting Earth's gravity takes an enormous amount of fuel and power. Due to this, spacecraft strapped to rockets are limited in their carry capacity and every gram must be accounted for.
We asked, “What can you show or tell us to help explain what it’s like to grow up in this political moment?” Students from around the world responded with powerful art and writing. By The ...