Earth Science Picture of the Day

04/10/13 Imperfections Revealed by Sunlight

03/10/13 Dark No More

02/18/13 * Gilded Light of Glen Canyon

02/08/13 River Otter and Skypools in Sutro Baths, California

01/28/13 Color Perception or Misperception

01/14/13 Eclipse of Sun from Green Island in Queensland, Australia

01/06/13 The Cottian Alps in Alpenglow

12/27/12 * Green Aurora Over South Iceland

12/16/12 Colors in Pond Ice Using a Polarizer Lens

12/12/12 Paris Viewed Through a Drop of Water

09/19/12 Santo Antonio Caves in Portugal

07/03/12 Red Aurora Above Saint-Pierre, Quebec

04/30/12 Keogram of Mt. Snezka

04/27/12 Lengthening Shadows in the Erg Chebbi

04/02/12 Morning Light Along Antarctica’s Gerlache Strait

03/22/12 First Flash Observed by Crew of the International Space Station

12/30/11 Brocken Spectre and Glory from Northern Italy

12/05/11 Autumn Reflections

11/02/11 Scalloped Blue Ice

09/11/11 International Space Station Observed in Daylight

09/07/11 Clouds at Night Comparison

08/25/11 Summer Aurora Over Sebago Lake, Maine

06/26/11 Lightning Bugs

06/01/11 Wave-rippled Glitter Path

03/20/11 Sun Reflections Through Window

12/21/10 Blue Glacier Ice

08/02/10 Picture Lake in Summer

03/20/10 Italian Alps Sunset

03/12/10 Orion Star Count and Cape Espichel Lighthouse

02/25/10 Barnegat Lighthouse Moonrise

02/08/10 * Green Aurora Over Orsta, Norway

01/15/10 * Swiss Stone Pine

12/16/09 * Shimmer Tree

11/28/08 Koolau Range in Near Infrared Light

05/21/07 Green Reflections