Posts by 

Eleanor Imster

Winter!

What cold looks like ... Three views of winter from EarthSky friends.

Tracking Fukushima radiation across the Pacific

It took just over two years for the radioactive plume from Fukushima, Japan, to travel via ocean currents and reach the shores of North America, researchers say.

Video: Does being cold make you sick?

Being cold can't give you a cold ... or can it?

Year’s end at Achill Island, Ireland

Late December night sky over the Irish island of Achill.

Ancient volcanism aligned with dinosaur extinction, says study

Volcanic eruptions 66 million years ago played a role in the demise of the dinosaurs, says one theory. It challenges the idea that a meteorite impact was the sole cause.

New Zealand sunset

A fiery sunset last week at Styx Mill Reserve in Christchurch, New Zealand. Photo by On Location Photography.

Video: 100 trillion microorganisms that live on and in you

There's a unique collage of more than 100 trillion microorganisms living on and in you that are essential to your life and part of what makes you, well, you. It's your microbiome.

Voyager spacecraft rides tsunami wave in interstellar space

Listen to how these waves cause surrounding ionized matter to ring like a bell. You’ve never heard anything from farther away ...

Hawaii’s Waimea Canyon

Known as the Grand Canyon of the Pacific. Photo by Chris Tinker.

Can you see two galaxies in this photo?

Hint: Not counting the Milky Way! Photo by David Magro Photography.