News articles tagged with 'ocean' (Page 57)
Marine phytoplankton changes form to protect itself from predators
— 17 Jun 2007 00:01 | BiologyA tiny single-celled organism that plays a key role in the carbon cycle of cold-water oceans may be a lot smarter than scientists had suspected. In a paper published in the online version…
Ocean currents carried kapok seeds from South America to Africa
— 17 Jun 2007 00:01 | EnvironmentCelebrated in Buddhist temples and cultivated for its wood and cottony fibers, the kapok tree now is upsetting an idea that biologists have clung to for decades: the notion that African…
Climate change signal detected in the Indian Ocean
— 30 May 2007 15:24 | EnvironmentThe signature of climate change over the past 40 years has been identified in temperatures of the Indian Ocean near Australia. From ocean measurements and by analysing climate simulations…
New life discovered in the Antarctic deep sea
— 16 May 2007 19:10 | BiologyScientists have found hundreds of new marine creatures in the vast, dark deep-sea surrounding Antarctica. Carnivorous sponges, free-swimming worms, crustaceans, and molluscs living…
Coral reef fish make their way home
— 3 May 2007 20:58 | BiologyCoral reef fish hatchlings dispersed by ocean currents are able to make their way back to their home reefs again to spawn, says a groundbreaking study published today in the journal…
Changing ocean conditions led to decline in Alaska's sea lion population
— 26 Mar 2007 17:10 | EnvironmentA new study out of Alaska points out the impacts of climate change on marine ecosystems, and the need for increased research and stronger science based management to address future…
New system developed by Scripps researchers
— 22 Mar 2007 12:15 | BiologyTracing the origins of marine animals can be extremely difficult, especially in the free-flowing, soup-like conditions of the ocean, but obtaining this information is vital not only…
Caribbean extinctions occurred 2M years after apparent cause
— 12 Mar 2007 23:17 | Geology and palaeontologySmithsonian scientists and colleagues report a new study that may shake up the way palaeontologists think about how environmental change shapes life on Earth. The researchers summarised…
How do marine turtles return to the same beach to lay their eggs?
— 26 Feb 2007 17:20 | BiologyMarine turtles almost always return to the same beach to lay their eggs. The egg-laying sites are often far from the feeding areas and the females cross several hundred kilometres of…
Antarctic marine explorers reveal biological changes
— 26 Feb 2007 01:35 | BiologyOnce roofed by ice for millennia, a 10.000 square km portion of the Antarctic seabed represents a true frontier, one of Earth most pristine marine ecosystems, made suddenly accessible…