Posts by 

Eleanor Imster

Mammatus clouds

These mammatus clouds hung over Fayetteville, Arkansas on Monday (April 28) just before sunset. Photo by Mike Price.

Guitar forest

This guitar-shaped forest is a piece of land art in Argentina. Here's how it looks from space.

Video: How tsunamis work

This 3-minute video explains what causes towering and treacherous tsunamis.

See it! Photos and video of partial solar eclipse of April 29

Check out these photos and video of the April 29 partial solar eclipse.

Exploring planet dandelion

Photo by Kat Baker. Thank you Kat!

April 18’s mid-level solar flare

A mid-level flare burst from the sun on April 18. This image, from NASA's Solar Dynamics Observatory. shows the flare as a bright spot on the sun.

Tiger beetle dance

A visual representation of a tiger beetle’s trajectories as it chases prey.

Total lunar eclipse over Soda Butte Cone

"Blood Moon" over Yellowstone by Zack Clothier Photography

See it! Photos of total lunar eclipse of April 14-15

Beautiful images of the 'Blood Moon' total lunar eclipse of April 14-15, 2014.

Turquoise dreams

Waterscape by T. Rchardsen