News tagged with marine science

A 'B12 shot' for marine algae? Scientists find key protein for algae growth in the ocean

Scientists have revealed a key cog in the biochemical machinery that allows marine algae at the base of the oceanic food chain to thrive. They have discovered a previously unknown protein in algae that grabs an essential ...

Biology / Cell & Microbiology

created May 31, 2012 | popularity 5 / 5 (2) | comments 3 | with audio podcast

Toxic mercury, accumulating in the Arctic, springs from a hidden source

(Phys.org) -- Environmental scientists at Harvard have discovered that the Arctic accumulation of mercury, a toxic element, is caused by both atmospheric forces and the flow of circumpolar rivers that carry ...

Space & Earth / Earth Sciences

created May 21, 2012 | popularity 3.7 / 5 (3) | comments 0 | with audio podcast

New finding may hold key to Gaia hypothesis of Earth as living organism

(Phys.org) -- Is Earth really a sort of giant living organism as the Gaia hypothesis predicts? A new discovery made at the University of Maryland may provide a key to answering this question. This key of sulfur ...

Space & Earth / Earth Sciences

created May 15, 2012 | popularity 3.4 / 5 (33) | comments 164 | with audio podcast

Marine scientist discusses cod colonization

New evidence suggests that Atlantic cod may have the ability to affect entire food webs in both benthic and pelagic marine ecosystems, according to a University of Maine marine scientist, writing in the Proceedings of ...

Biology / Ecology

created May 24, 2012 | popularity not rated yet | comments 0

Protein analysis investigates marine worm community

(Phys.org) -- Techniques used by researchers from the Department of Energy's Oak Ridge National Laboratory to analyze a simple marine worm and its resident bacteria could accelerate efforts to understand more ...

Biology / Cell & Microbiology

created May 09, 2012 | popularity not rated yet | comments 0 | with audio podcast

Research explains mystery of ocean sediment

(PhysOrg.com) -- New research by an international team of researchers has revealed the previously unidentified role that fish play in the production of sediments in the world's oceans.

Space & Earth / Earth Sciences

created Mar 01, 2011 | popularity 4.8 / 5 (8) | comments 2 | with audio podcast

Genome of marine organism reveals hidden secrets

An international team of researchers led by scientists at Scripps Institution of Oceanography at UC San Diego has deciphered the genome of a tropical marine organism known to produce substances potentially ...

Biology / Biotechnology

created May 09, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Blainville’s beaked whales go silent at the surface

A new study published in the journal Marine Mammal Science revealed how Blainville’s beaked whales go completely silent in an apparent stealth mode when they near the surface in an effort to avoid predators.

Biology / Plants & Animals

created Jul 27, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast report

Ocean's harmful low-oxygen zones growing, are sensitive to small changes in climate

(PhysOrg.com) -- Fluctuations in climate can drastically affect the habitability of marine ecosystems, according to a new study by UCLA scientists that examined the expansion and contraction of low-oxygen ...

Space & Earth / Earth Sciences

created Jun 17, 2011 | popularity 5 / 5 (11) | comments 7 | with audio podcast

World's oceans get an acid bath

Among the repercussions of global climate change, the effect of ocean acidification on marine life is one of the least-understood variables.

Space & Earth / Environment

created Feb 22, 2012 | popularity 4.3 / 5 (11) | comments 7 | with audio podcast

Radiation from Japan found in kelp off US West Coast

Radioactive iodine was found in kelp off the US West Coast following last year's earthquake-triggered Fukushima Daiichi nuclear meltdown, according to a new study.

Space & Earth / Environment

created Apr 10, 2012 | popularity 5 / 5 (5) | comments 3

X-rays reveal why sea urchins are no easy prey

(PhysOrg.com) -- The spine of a sea urchin is 99.9% chalk, a very common material forming tiny crystals that are very hard but easy to break apart. Scientists have now discovered how these marine animals use ...

Chemistry / Analytical Chemistry

created Feb 14, 2012 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Ocean iron affects biological productivity: study

(PhysOrg.com) -- A team of researchers has just published a new paper, lead authored by Boston University Professor of Earth Sciences Richard W. Murray, that provides compelling evidence from marine sediment ...

Space & Earth / Earth Sciences

created Mar 13, 2012 | popularity 4.8 / 5 (4) | comments 7 | with audio podcast

Warm-blooded sea reptiles of the Jurassic

(PhysOrg.com) -- New evidence shows that reptiles roaming the oceans at the time of the dinosaurs could maintain a constant body temperature well above that of the surrounding water.

Other Sciences / Archaeology & Fossils

created Jun 10, 2010 | popularity 4.7 / 5 (9) | comments 0 | with audio podcast

Scientists discover bioluminescent 'green bombers' from the deep sea

(PhysOrg.com) -- In the latest proof that the oceans continue to offer remarkable findings and much of their vastness remains to be explored, scientists at Scripps Institution of Oceanography at UC San Diego ...

Biology / Plants & Animals

created Aug 20, 2009 | popularity 5 / 5 (8) | comments 3