Sea nd sky

Time-lapse sunset photograph by <n>Chloe Isidora</n>.

A <n>Fallstreak hole</n> cloud formation over Wonthaggi, Victoria. Photo by <n>David Barton</n>.

Surfer <n>Dan Burke</n> at Porthleven. Photo by <n>Greg Martin</n>.

Photos That Say More Than Just a Thousand Words

A <n>supercell thunderstorm</n> in Arizona.

The 2010 eruption of Iceland's <n>Eyjafjallajökull volcano</n>. Photo by <n>Sigurdur Stefnisson</n>.

A lightning flash over New Mexico, captured by researcher <n>Ningyu Liu</n> of the <n>Florida Institute of Technology</n>.

<n>Upward Lightning</n> over Rapid City, South Dakota. Photo by <n>Tom A. Warner</n>, 2010.

A film still of <n>Ewan McGregor</n> in the 1996 film <n>Trainspotting</n>.

Bioluminescence in the waters of <n>Jervis Bay</n>, Australia. Photo by <n>Jordan Robins</n>.

Photo of <n>Dolphins</n> at <n>Mdumbe</n> by <n>Steve Pike</n>, from the book <n>Surfing South Africa</n>.