Geology

Glacier Sticks Out Tongue- Scientists Say Aaaah!

Glacier Sticks Out Tongue- Scientists Say Aaaah! Ice tongues are a fascinating area of study. They have much to teach us about the life cycles of glaciers. ...

Article - Patrick Lockerby - Feb 27 2010 - 3:19pm

Why So Many Earthquakes This Decade?

In light of some comments below, and what appears to be an inability to follow a simple link, I accept it is time to rewrite this blog post as one seamless narrative. Thanks to those comments that helped solve the original problem. 19 April 2010, version 2 ...

Blog Post - Richard Mankiewicz - Mar 24 2011 - 3:10pm

Calcareous Nannoplankton Shed Light On Mass Extinction And Recovery

A new study in Nature Geoscience suggests that an asteroid strike may not only account for the demise of ocean and land life 65 million years ago; the resulting dust, darkness and toxic metal contamination may also explain the geographic unevenness of exti ...

Article - News Staff - Sep 8 2010 - 7:03pm

Devastation In Chile Amplified By 1960 Magnitude 9.5 Quake

Geologists at the Woods Hole Oceanographic Institution (WHOI) say the massive, 8.8-magnitude earthquake that struck Chile last week occurred in an offshore zone that was under increased stress caused by a 1960 magnitude 9.5 earthquake.  Some 300-500 times ...

Article - News Staff - Mar 24 2011 - 3:35pm

Glaciers, Drumlins And Ripple Moraine

Glaciers, Drumlins and Ripple Moraine A drumlin is an elongated, streamlined,  teardrop-shaped hill formed by glacial action. Its long axis is parallel with the presumed longitudinal flow of a former glacier, with the tail pointing away from the glacier f ...

Article - Patrick Lockerby - Mar 4 2010 - 12:20pm

Naked Beauty On Paradise Island

Naked Beauty On Paradise Island Did you notice that I posted this article under 'geology'.  That's because it's about geology.  You know- rocks and fossils.  This article is also about one of the last unspoiled regions on Earth- Antarc ...

Article - Patrick Lockerby - Mar 3 2010 - 1:39pm

Sea Ice Extended To Equator 716.5 Mya, Geologists Say

Sea ice may have extended to the equator 716.5 million years ago, bringing new precision to a "snowball Earth" event long suspected to have taken place around that time, geologists report this week in Science. The new findings-- based on an analy ...

Article - News Staff - Sep 8 2010 - 7:04pm

Lava Flow Carved River-Like Channel On Mars

Flowing lava probably carved at least one of the river-like channels on the surface of Mars, according to results of a study presented at the Lunar and Planetary Science Conference at NASA's Goddard Space Flight Center. Whether channels on Mars were f ...

Article - News Staff - Sep 8 2010 - 7:04pm

Key To The Past, Key To The Future

Key To The Past, Key To The Future This article is a brief overview and history of geochronology. There are many things in nature that tend to grow in layers.  Over the course of over 1,000 years, studies of layered objects have combined to show us that n ...

Article - Patrick Lockerby - Mar 5 2010 - 11:39am

Earth's Weaker Paleoarchean Magnetism

Continuing my earlier  geomagnetism blurt: University of Rochester geophysicist John Tarduno and an international team measured the magnetization of nanometer-sized magnetic inclusions, isolated within millimeter-sized quartz crystal inclusions, within 3. ...

Blog Post - Anonymous - Mar 6 2010 - 10:51am