News tagged with topography

Nanoscientists invent better etching technique

(PhysOrg.com) -- Imagine yourself nano-sized, standing on the edge of a soon-to-be computer chip. Down shoots a beam of electrons, carving precise topography that is then etched the depth of the Grand Canyon ...

Aug 19, 2011
4.8 / 5 (4) 3 | with audio podcast

New Google ocean maps dive down deep

(PhysOrg.com) -- Starting today, armchair explorers will be able to view parts of the deep ocean floors in far greater detail than ever before, thanks to a new synthesis of seafloor topography released through ...

Jun 09, 2011
4.2 / 5 (5) 1 | with audio podcast

Pacific chills with growing La Nina

(PhysOrg.com) -- The tropical Pacific Ocean has transitioned from last winter's El Nino conditions to a cool La Nina, as shown by new data about sea surface heights, collected by the U.S-French Ocean Surface ...

Sep 16, 2010
4.8 / 5 (6) 0 | with audio podcast

New theory for magnetic stripes on Mars

(PhysOrg.com) -- A controversial new theory has been proposed to explain a series of stripes of permanently magnetized minerals containing iron in the Martian crust. The magnetized stripes, which have alternating ...

Jun 28, 2010 report
4.8 / 5 (15) 3 | with audio podcast