News tagged with soil samples

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Mars explorer says we'll find life on other planets within 10 years

Mars explorer says we'll find life on other planets within 10 years

Space & Earth / Space Exploration

created Apr 21, 2009 | popularity 4.3 / 5 (44) | comments 11

Within 10 years, we'll find life outside Earth -- that's the prediction of Peter Smith, the University of Arizona professor who led NASA's Phoenix Mars Mission.


To climate-change worries, add 1 more: Extended mercury threat

Space & Earth / Environment

created Jan 07, 2009 | popularity 4 / 5 (4) | comments 0

Mercury pollution has already spurred public health officials to advise eating less fish, but it could become a more pressing concern in a warmer world.


Prairie soil organic matter shown to be resilient under intensive agriculture

Space & Earth / Environment

created Jan 15, 2009 | popularity 2.5 / 5 (2) | comments 0

(PhysOrg.com) -- A recent study has confirmed that although there was a large reduction of organic carbon and total nitrogen pools when prairies were first cultivated and drained, there has been no consistent pattern in these ...





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Phoenix Scrapes to Icy Soil in Wonderland

Phoenix Scrapes to Icy Soil in Wonderland

Space & Earth / Space Exploration

created Jun 30, 2008 | popularity 4.1 / 5 (7) | comments 1

NASA's Phoenix Mars Lander scraped to icy soil in the "Wonderland" area on Thursday, June 26, confirming that surface soil, subsurface soil and icy soil can be sampled at a single trench.


Estimate soil texture-by-feel

Space & Earth / Earth Sciences

created Oct 15, 2008 | popularity 4.4 / 5 (5) | comments 0

The ability to estimate soil texture-by-feel is an important skill that students and registered soil scientists should learn.


Phoenix Mars Lander Working With Sticky Soil

Phoenix Mars Lander Working With Sticky Soil

Space & Earth / Space Exploration

created Jul 29, 2008 | popularity 4.3 / 5 (9) | comments 7

(PhysOrg.com) -- Scientists and engineers on NASA's Phoenix Mars Mission spent the weekend examining how the icy soil on Mars interacts with the scoop on the lander's robotic arm, while trying different techniques ...


Phoenix Lander Finishes Soil Delivery to Onboard Labs

Phoenix Lander Finishes Soil Delivery to Onboard Labs

Space & Earth / Space Exploration

created Oct 22, 2008 | popularity 4 / 5 (8) | comments 3

(PhysOrg.com) -- NASA's Phoenix Mars Lander has finished scooping soil samples to deliver to its onboard laboratories, and is now preparing to analyze samples already obtained. Scientists are anxious to analyze ...


Tropical soils impede landmine detection

Space & Earth / Earth Sciences

created Feb 06, 2008 | popularity 4.8 / 5 (5) | comments 1

Use of a metal detector is the most common technique when searching for landmines, which litter the soil in approximately 90 countries around the world. Many of these countries are located in the tropics where intensively ...


Phoenix Scoops Up Martian Soil

Phoenix Scoops Up Martian Soil

Space & Earth / Space Exploration

created Jun 02, 2008 | popularity 4.2 / 5 (30) | comments 7

One week after landing on far-northern Mars, NASA Phoenix spacecraft lifted its first scoop of Martian soil as a test of the lander's Robotic Arm.


Phoenix Scrapes 'Almost Perfect' Icy Soil for Analysis

Phoenix Scrapes 'Almost Perfect' Icy Soil for Analysis

Space & Earth / Space Exploration

created Jul 01, 2008 | popularity 4.2 / 5 (22) | comments 8

NASA's Phoenix Mars Lander enlarged the "Snow White" trench and scraped up little piles of icy soil on Saturday, June 28, the 33rd Martian day, or sol, of the mission. Scientists say that the scrapings are ...


More Soil Delivered to Phoenix Lander Lab

More Soil Delivered to Phoenix Lander Lab

Space & Earth / Space Exploration

created Sep 17, 2008 | popularity 3.2 / 5 (6) | comments 3

Scientists working on the Phoenix Mars Mission are analyzing soil delivered to the spacecraft's Wet Chemistry Laboratory.


Arctic soil reveals climate change clues

Space & Earth / Earth Sciences

created Oct 08, 2008 | popularity 4 / 5 (11) | comments 0

Frozen arctic soil contains nearly twice the greenhouse-gas-producing organic material as was previously estimated, according to recently published research by University of Alaska Fairbanks scientists.


Where is your soil water? Crop yield has the answer

Space & Earth / Environment

created Jul 01, 2008 | popularity 4.3 / 5 (4) | comments 0

Crop yield is highly dependent on soil plant-available water, the portion of soil water that can be taken up by plant roots. Quantitative determination of the maximum amount of plant-available water in soil using traditional ...



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