(Kent Nishimura/Getty Images) The Harris campaign estimated that there are more than 75,000 people attending Vice President Kamala Harris’s rally at the Ellipse near the White House. If accurate ...

The revolution is the product of advances in oil and natural gas production technology—notably, a new combination of horizontal drilling and hydraulic fracturing. These technological advances ...

SBG Systems’ upgrade for the Ellipse product line sets a new benchmark in precision and reliability. It also provides advanced GNSS-denied capabilities and supports seamless configuration and ...

WILL one of your mathematical readers kindly state whether the following empirical formula gives a nearer approximation to the perimeter of an ellipse than that usually given in pocket-books of ...

This book gives a systematic exposition of abrasive erosion and corrosion of hydraulic machinery in both theory and engineering practice, and is the first comprehensive volume to cover this area in ...

Center for Hydrate Research, Colorado School of Mines, Golden, Colorado 80401, United States ...

Functions and modules to distribute children or copies of children onto a line, a grid, or an arbitrary path. The $idx mechanism means that the "copies" of children ...