News tagged with seismic detection

Lamont-Doherty Seismologists Show Latest Korean Blast Larger Than 2006 Nuclear Test

Space & Earth / Earth Sciences

May 27, 2009 | 5 / 5 (3) | 0

(PhysOrg.com) -- Columbia seismologists who have intensively studied North Korea’s nuclear testing efforts say Monday’s blast was certainly a nuclear bomb, roughly five times larger than the country’s first ...

Seismic noise unearths lost hurricanes

Space & Earth / Earth Sciences

Oct 20, 2009 | 4.7 / 5 (6) | 1

Seismologists have found a new way to piece together the history of hurricanes in the North Atlantic—by looking back through records of the planet's seismic noise. It's an entirely new way to tap into the ...

Taiwan to boost quake warning system

Space & Earth / Earth Sciences

Nov 15, 2009 | not rated yet | 0

Taiwan plans to build its first undersea seismic station, designed to improve the island's early warning system and save valuable seconds when earthquakes strike, officials said.

Research leads to improved human, object detection technology

Technology / Computer Sciences

Nov 03, 2009 | 1 / 5 (1) | 0

When searching for basketball videos online, a long list of websites appears, which may contain a picture or a word describing a basketball. But what if the computer could search inside videos for a basketball? ...

New study cites lower rate of quakes along some subduction zones

Space & Earth / Earth Sciences

Dec 04, 2009 | not rated yet | 0

Most earthquakes occur along fault lines, which form boundaries between two tectonic plates. As the relative speed of the plates around a fault increases, is there a corresponding increase in the number of earthquakes produced ...

When it comes to elephant love calls, the answer lies in a bone-shaking triangle

Biology /

Feb 13, 2009 | 5 / 5 (3) | 0

(PhysOrg.com) -- Many a love-besotted soul has declared they would move the world for their true love, but how many actually accomplish that task in their quest to unite with a lover?

Oceanic crust formation is dynamic after all

Space & Earth / Earth Sciences

Nov 25, 2009 | 4.8 / 5 (9) | 0

Imagine the Earth's crust as the planet's skin: Some areas are old and wrinkled while others have a fresher, more youthful sheen, as if they had been regularly lathered with lotion.

Hawaiian hot spot has deep roots

Space & Earth / Earth Sciences

Dec 03, 2009 | 4.9 / 5 (11) | 1

(PhysOrg.com) -- Hawaii may be paradise for vacationers, but for geologists it has long been a puzzle. Plate tectonic theory readily explains the existence of volcanoes at boundaries where plates split apart ...

Seismologists discover complex structure in Tonga mantle wedge

Space & Earth / Earth Sciences

Apr 12, 2007 | 4.2 / 5 (9) | 0

The subduction zones where oceanic plates sink beneath the continents produce volcanic arcs such as those that make up the "rim of fire" around the Pacific Ocean. The volcanoes are fed by molten rock rising ...

Riding -- and reading -- the Earth tide

Space & Earth / Earth Sciences

Jan 29, 2009 | 4.2 / 5 (5) | 2

(PhysOrg.com) -- Once a day, Miaki Ishii rides the Earth tide, rising slowly — along with her desk, chair, and entire office — 20 to 30 centimeters before sinking back again.

Noise Evidence Could Expand Hurricane Record

Space & Earth / Earth Sciences

Nov 10, 2009 | 5 / 5 (3) | 0

As sea-surface temperatures rise across the globe, some scientists believe that hurricane frequency and intensity may increase. A fresh technique offers promise to generate new data from long-dead storms, ...

List of search results for seismic detection