Moon Lidar is a visualization of the data collected by NASA’s Lunar Orbiter Laser Altimeter (LOLA) mission. According to this factsheet, the visualization includes nearly six billion measurements.

Firefighter response times are at an all-time high – despite there being fewer blazes than ever before. Laying bare the 'emergency' facing 999 crews, statistics show teams took 8m 1s on average ...

Help support us– the one source for journalism dedicated to our National Parks. Here’s the definitive guide to National Park System campgrounds where RVers can park their rigs. Our app is packed with ...