Posted by Bruce Betts on 2012/05/08 03:43 CDT
Evidence continues to pile up that the Rio Vichada structure in Colombia is indeed the largest impact structure in South America.
Last week, India launched RISAT 1, a new Earth-observing satellite. How does its synthetic aperture radar compare to that of Envisat, which has fallen silent?
Posted by Neil Patrick Stewart on 2012/02/16 02:17 CST
Last week, I received a�press release�with the headline "Big Bend National Park Designated As International Dark Sky Park." I asked my brother Neil to write something about this announcement for me.�
Posted by Emily Lakdawalla on 2012/01/26 03:55 CST
I ran into a semantic problem today: what to call the science of studying liquids on Titan?
Posted by Jason Davis on 2012/01/09 05:54 CST
As of November 2011, the Earth Observing Handbook counts 109 active missions to study the Earth as a planet, with 112 more approved and planned for the future. Jason Davis provides an overview of key current and upcoming earth-observing missions.