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News tagged with salt water

Renewable Energy Made by Mixing Salt and Fresh Water

(PhysOrg.com) -- When a river flows into the sea, the location is more than just a haven for water commerce. The mixing of fresh and salt water that occurs at an estuary also dissipates energy, as the different ...

Technology / Energy & Green Tech

created Sep 02, 2009 | popularity 4.3 / 5 (29) | comments 6 feature

Salt Water System Could Generate Hydrogen

(PhysOrg.com) -- The idea of generating hydrogen from salt water has often been claimed to work effectively. However, the systems proposed so far generally require a much greater energy input than the energy ...

Physics / Soft Matter

created Mar 18, 2009 | popularity 3.8 / 5 (33) | comments 18 weblog

Unique salt allows energy production to move inland

Production of energy from the difference between salt water and fresh water is most convenient near the oceans, but now, using an ammonium bicarbonate salt solution, Penn State researchers can combine bacterial ...

Technology / Energy & Green Tech

created Mar 01, 2012 | popularity 4.5 / 5 (15) | comments 2 | with audio podcast

Crocodiles ride ocean currents to travel the high seas

University of Queensland ecologists have unlocked the mystery of how salt-water crocodiles cross large stretches of the sea despite being poor swimmers - they like to surf.

Biology / Plants & Animals

created Jun 04, 2010 | popularity 4.8 / 5 (10) | comments 0 | with audio podcast

Wastewater produces electricity and desalinates water

A process that cleans wastewater and generates electricity can also remove 90 percent of salt from brackish water or seawater, according to an international team of researchers from China and the U.S.

Space & Earth / Environment

created Aug 06, 2009 | popularity 4.5 / 5 (17) | comments 1

Liquid saltwater is likely present on Mars, new analysis shows

(PhysOrg.com) -- Salty, liquid water has been detected on a leg of the Mars Phoenix Lander and therefore could be present at other locations on the planet, according to analysis by a group of mission scientists ...

Space & Earth / Space Exploration

created Mar 17, 2009 | popularity 4.7 / 5 (18) | comments 6

Microbial oasis discovered beneath the Atacama Desert

Two metres below the surface of the Atacama Desert there is an 'oasis' of microorganisms. Researchers from the Center of Astrobiology (Spain) and the Catholic University of the North in Chile have found it ...

Space & Earth / Earth Sciences

created Feb 16, 2012 | popularity 5 / 5 (9) | comments 4 | with audio podcast

New fresh water in Arctic could shift Gulf Stream

Scientists are monitoring a massive pool of fresh water in the Arctic Ocean that could spill into the Atlantic and potentially alter the key ocean currents that give Western Europe its moderate climate.

Space & Earth / Earth Sciences

created Apr 05, 2011 | popularity 5 / 5 (2) | comments 1

Researchers kick-start ancient DNA

Binghamton University researchers recently revived ancient bacteria trapped for thousands of years in water droplets embedded in salt crystals.

Biology / Cell & Microbiology

created Nov 22, 2010 | popularity 4.4 / 5 (9) | comments 2 | with audio podcast

Could an Aqua-Net Bring Water to the Desert?

(PhysOrg.com) -- Challenges of the future include energy use and continued population growth. And, while there are millions of square miles of land available in the world, not all of it is considered fit for ...

Space & Earth / Environment

created Jul 29, 2010 | popularity 3.5 / 5 (24) | comments 19 | with audio podcast weblog

A role for calcium in taste perception

Calcium may not come to mind when you think of tasty foods, but in a study appearing in the January 8 issue of JBC, Japanese researchers have provided the first demonstration that calcium channels on the tongue ...

Chemistry / Biochemistry

created Jan 08, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Synthetic Cells Shed Biological Insights While Delivering Battery Power

(PhysOrg.com) -- Trying to understand the complex workings of a biological cell by teasing out the function of every molecule within it is a daunting task. But by making synthetic cells that include just a ...

Chemistry / Materials Science

created Oct 20, 2009 | popularity 5 / 5 (1) | comments 0

Do lava lamps and actual lava share similar characteristics?

When Imre Jánosi's teenage daughter asked him how her new lava lamp worked, she probably expected a quick explanation. But her innocent question sent Jánosi, a physicist at Loránd ...

Physics / General Physics

created Oct 14, 2009 | popularity 4.2 / 5 (6) | comments 2

Gulf's 'dead zone' much smaller than predicted (w/ Video)

NOAA-supported scientists, led by Nancy Rabalais, Ph.D., from the Louisiana Universities Marine Consortium (LUMCON), found the size of this year's Gulf of Mexico dead zone to be smaller than forecasted, measuring 3,000 square ...

Space & Earth / Environment

created Jul 25, 2009 | popularity 4 / 5 (5) | comments 2

Waxy plant substance key for absorption of water, nutrients

(PhysOrg.com) -- While proving a long-held theory that suberin blocks water and nutrient absorption in plants, a Purdue University scientist learned more about manipulating the substance to better feed plants.

Biology / Biotechnology

created May 22, 2009 | popularity 5 / 5 (4) | comments 0