News tagged with mineral samples

Tracking a Jurassic reversal of the Earth's magnetic field

Roughly 180 million years ago, during the height of the Jurassic period, the Earth's magnetic field flipped, bringing the magnetic north pole once again into the Northern Hemisphere.

Space & Earth / Earth Sciences

created May 17, 2012 | popularity 4.5 / 5 (2) | comments 0

Water treatments alone not enough to combat fluorosis in Ethiopia

Increased intake of dietary calcium may be key to addressing widespread dental health problems faced by millions of rural residents in Ethiopia's remote, poverty-stricken Main Rift Valley, according to a new Duke University-led ...

Space & Earth / Environment

created Apr 26, 2012 | popularity not rated yet | comments 3

Curtin geologists make a 'shocking' discovery

Research led by Curtin University geologists has uncovered a wealth of new evidence in the mineral zircon from lunar rock samples recovered during NASA’s Apollo missions, revealing indisputable proof ...

Space & Earth / Space Exploration

created Jan 24, 2012 | popularity 4.4 / 5 (10) | comments 1 | with audio podcast

Third lunar mineral - Tranquillityite found in Western Australia

(PhysOrg.com) -- Back in the heyday of the Apollo moon program, hundreds of pounds of rock samples were carted back to Earth by visiting astronauts. Those samples were then pored over more thoroughly by geologists ...

Space & Earth / Earth Sciences

created Jan 05, 2012 | popularity 4.8 / 5 (9) | comments 0 | with audio podcast report

Paleo-Indians settled North America earlier than thought: study

New discoveries at a Central Texas archaeological site by a Texas A&M University-led research team prove that people lived in the region far earlier – as much as 2,500 years earlier – than previously ...

Other Sciences / Archaeology & Fossils

created Mar 24, 2011 | popularity 4.3 / 5 (15) | comments 4 | with audio podcast

Scientist's Award Allows Her To Probe the Earth's Mantle

(PhysOrg.com) -- Sandwiched between the liquid iron outer core and the thin rocky crust we live on, the Earth's mantle is more than 1,800 miles thick, and comprises more than three-quarters of the planet's volume and nearly ...

Space & Earth / Earth Sciences

created Jun 11, 2010 | popularity 4.8 / 5 (4) | comments 0

NASA wants mission to bring Martian rocks to Earth

(AP) -- For the past decade, NASA's Mars exploration strategy was to follow the water.

Space & Earth / Space Exploration

created May 18, 2010 | popularity 4.9 / 5 (12) | comments 21