Posts by 

Eleanor Imster

The Brocken Spectre

Brocken Spectre at Lough Corrib, a lake in the west of Ireland, by Conor Ledwith Photography.

Video: 3D flight over Mars chaotic terrain

Get out your 3D glasses and watch a flyover of the weird landforms on Mars know as chaotic terrain.

View from space: Southwestern U.S. at night

Two cool nighttime photos by astronauts aboard the ISS. Check out the bright city lights.

Video: Solar eclipse on October 23

Weather permitting, almost everyone in North America will be able to see the partial solar eclipse this Thursday.

Video: Comet Siding Spring’s close encounter with Mars

Here's a 2-minute video on the comet's October 19 near-miss of Mars, and how orbiting spacecraft will evade onslaught of dust particles from the comet.

San Francisco Bay area overdue for a big quake

Four urban sections of the San Andreas Fault system in Northern California have stored enough energy to produce major earthquakes, according to a new study.

Massive icebergs once drifted to Florida

New research suggests that during Earth's last ice age - about 21,000 years ago - icebergs regularly reached South Carolina and even southern Florida.

4 a.m aurora

Aurora, mirrored in water, west of Saskatoon in Canada. Photo by Colin Chatfield.

Largest-yet study describes near-death experiences

Tunnels ending in light, your life flashing before you, out-of-body sensations. Near-death experiences merit further study without prejudice, these researchers say.

Active moon volcanos in geologically recent times

Last volcanic activity on moon thought to be a billion years ago. Now small lava flows on moon’s dark plains suggest activity as recently as 50 million years ago.