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

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

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

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

Toxic menu: Marine worm feeds on carbon monoxide and hydrogen sulphide with the help of symbiotic bacteria

In a study published in the journal Proceedings of the National Academy of Sciences, scientists from the Max Planck Institute for Marine Microbiology in Bremen and Greifswald University, together with collea ...

Biology / Plants & Animals

created Apr 17, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Kidnapped penguin 'Dirk' rescued from sharks, dogs

Dirk, a fairy penguin stolen from an Australian marine park, has been safely returned, but not before being hounded by a dog and chased by another animal, possibly a shark.

Biology / Plants & Animals

created Apr 16, 2012 | popularity 5 / 5 (2) | comments 2

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

Team releases findings from 2011 cruise to measure the concentration, distribution, and impacts of Fukushima radiation

(PhysOrg.com) -- An international research team is reporting the results of a research cruise they organized to study the amount, spread, and impacts of radiation released into the ocean from the tsunami-crippled ...

Space & Earth / Environment

created Apr 02, 2012 | popularity 4 / 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

'Chum cam' underwater video survey shows that reef sharks thrive in marine reserves

A team of scientists, led by the Institute for Ocean Conservation Science at Stony Brook University, used video cameras to count Caribbean reef sharks (Carcharhinus perezi) inside and outside marine reserv ...

Biology / Ecology

created Mar 08, 2012 | popularity not rated yet | comments 0

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 detected 400 miles off Japanese coast

(AP) -- Radioactive contamination from the Fukushima power plant disaster has been detected as far as almost 400 miles off Japan in the Pacific Ocean, with water showing readings of up to 1,000 times more ...

Space & Earth / Environment

created Feb 21, 2012 | popularity 4.5 / 5 (4) | comments 1

Coral-eating sea star invaders turn out to be locals

Researchers at the Hawai'i Institute of Marine Biology (HIMB), the Joint Institute for Marine and Atmospheric Research (JIMAR), organized research units in the University of Hawai'i at Manoa's School of Ocean and Earth Science ...

Biology / Ecology

created Feb 21, 2012 | popularity 5 / 5 (2) | comments 0

Animal diseases increasingly plague the oceans

When dead sea mammals started washing ashore on Canada's west coast in greater numbers, marine biologist Andrew Trites was distressed to find that domestic animal diseases were killing them.

Space & Earth / Environment

created Feb 20, 2012 | popularity 4.9 / 5 (8) | comments 0