A GPS - or global positioning system - is a handy tool for hillwalkers. We examine how to use GPS for hiking navigation ...

Night - Partly cloudy. Winds SSE at 6 mph (9.7 kph). The overnight low will be 71 °F (21.7 °C). Partly cloudy with a high of 90 °F (32.2 °C) and a 51% chance of precipitation. Winds from SSE to SE at ...

Saint Louis University’s Department of Earth and Atmospheric Sciences offers undergraduate and graduate courses covering topics ranging from oceanography to geomorphology to cloud physics. This course ...