Posts by 

Deborah Byrd

NASA spacecraft spots 12-mile-high Martian dust devil

The NASA Mars Reconnaissance Orbiter caught sight of this beauty as it whirled on the sands of the Amazonis Planitia region of northern Mars.

Solar storm effects may give Earth a glancing blow on May 14

Effects of a coronal mass ejection from huge sunspot region 1476 will deliver a glancing blow (solar storm) to Earth today, while in route to Mars.

Did the moon help sink the Titanic?

Several months before the Titanic's fateful encounter with an iceberg, the moon had been closer to Earth than in 1,400 years, and it was full just six minutes before.

Plastic in Pacific is changing ocean habitats, study shows

In the Great Pacific Garbage Patch, plastic has increased by 100 times over in past 40 years. Some sea creatures are now laying their eggs on plastic.

Robots used to retrieve valuable info from living brains

Researchers have developed robots - a robot arm guided by a cell-detecting computer algorithm - to identify and record information from the brain's neurons.

Orbiting spacecraft shows Mars’ surprising shifting sands

An orbiting spacecraft shows sand dunes on Mars shift and move at about the same rate as earthly dunes. Yet Mars atmosphere is thin, and its winds are weak.

Cassini spacecraft to sweep near Saturn moon Enceladus on May 2

NASA's Cassini spacecraft will fly within about 46 miles (74 kilometers) of Saturn's moon Enceladus on May 2,2012. Yay! More images of this moon's mysterious jets!

Giant squid have such big eyes, why?

Giant squid have eyes the size of basketballs. Why? In the ocean, it's all about who wants to have you for dinner and to escape their mortal enemies, sperm whales.

Three planets – Mars, Saturn, Venus – at nightfall throughout May 2012

Three planets light up the sky as soon as darkness falls on these May 2012 nights. This post tells you how to spot them.

Al Gore at Hampshire College: Global warming is real

We sometimes see in the comments to EarthSky posts that Al Gore has "refuted" his claims about global warming. He has not.