Tag Archive: Jack Holt 
Planetary Scientists Solve 40-Year-Old Mysteries of Mars’ Northern Ice Cap
Scientists have reconstructed the formation of two curious features in the northern ice cap of Mars — a chasm larger than the Grand Canyon and a series of spiral troughs — solving a pair of mysteries dating back four decades while finding new evidence of climate change on Mars.
Scientists Discover Concealed Glaciers on Mars at Mid-Latitudes
Vast Martian glaciers of water ice under protective blankets of rocky debris persist today at much lower latitudes than any ice previously identified on Mars, says new research using ground-penetrating radar on NASA's Mars Reconnaissance Orbiter.
