Posts by 

Deborah Byrd

Ice crystal halo seen from Canada’s Northwest Territories

The main ring around the sun is called a 22-degree halo. The bright points of light on either side of the sun are called sundogs.

Crepuscular rays over the Gulf of Mexico on February 5

Our friend on Facebook, Rick Trommater in St. Peterburg, Florida, captured this beautiful photo of crepuscular rays at sunset on the evening of February 5, 2013.

View from space: Flooding in eastern Australia in early February, 2013

By early February, the Weir River in eastern Australia had broken its banks and spread onto the surrounding floodplain, as had nearby rivers.

Video: Sunrise and sunset from the moon

This video, from the Kurdistan Planetarium in the U.K., shows the sun rising as seen from the moon's surface and setting two weeks later.

Five dead in Solomon Islands after earthquake and tsunami

Powerful 8.0-magnitude earthquake struck at 01:22 UTC on February 6. Tsunami alerts across the Pacific. At least five dead in a remote part of the Solomon Islands.

Comet Lemmon brighter than expected

This comet is visible with binoculars or telescopes now from Earth's Southern Hemisphere. It's still getting brighter.

Winter sunset at Lulea River in northern Sweden

Birgit Boden captured this image at sunset - around 3 p.m. - on February 3, 2013.

Dogs do it. Dolphins do it. Now corn, too, displays altruism.

Researchers studying corn seeds have found evidence that full "siblings" preferentially feed each other. They describe this behavior as altruism among corn.

Video: Golden ring, and dragon tail, from our sun

The sun released two especially interesting and beautiful features on January 31, 2013. See pics and video of the ring-shaped prominence and Dragon Tail filament here.

Petrified Forest National Wilderness Area in eastern Arizona

Today's image shows Petrified Forest National Wilderness Area. It's desert today, but, millions of years ago, it was a floodplain populated by stately trees.