News tagged with tropical
Rare Scottish mineral may indicate life on Mars
Space & Earth / Space Exploration
Dec 10, 2009 |
3.7 / 5 (22) |
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(PhysOrg.com) -- A team of NASA (National Aeronautics and Space Administration) scientists is looking for clues about life on Mars in an earthy clay mineral found only in Aberdeenshire in Scotland.
Ancient 'monster' insect offers Halloween inspiration
Oct 26, 2009 |
4.4 / 5 (9) |
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Just in time for Halloween, researchers have announced the discovery of a new, real-world "monster" - what they are calling a "unicorn" fly that lived about 100 million years ago and is being described as ...
Scary ancient spiders revealed in 3-D models, thanks to new imaging technique (w/ Video)
Aug 05, 2009 |
4.9 / 5 (8) |
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Early relatives of spiders that lived around 300 million years ago are revealed in new three-dimensional models, in research published today in the journal Biology Letters.
Earth's most prominent rainfall feature creeping northward
Space & Earth / Earth Sciences
Jul 01, 2009 |
4.4 / 5 (12) |
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The rain band near the equator that determines the supply of freshwater to nearly a billion people throughout the tropics and subtropics has been creeping north for more than 300 years, probably because of ...
Tropical birds waited for land crossing between North and South America: study
Dec 09, 2009 |
3.8 / 5 (4) |
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Despite their ability to fly, tropical birds waited until the formation of the land bridge between North and South America to move northward, according to a University of British Columbia study published this ...
Some birds listen, instead of look, for mates
Dec 02, 2009 |
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Looks can be deceiving, but certain bird species have figured out that a voice can tell them most of what they need to know to find the right mate.
Bacterial gut symbionts are tightly linked with the evolution of herbivory in ants
Dec 01, 2009 |
5 / 5 (1) |
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Broadly speaking, ants have two different feeding strategies. A large proportion of all species are "carnivorous," meaning that they are generalist predators feeding on other small animals or scavenging on ...
Ethiopia's climate 27 million years ago had higher rainfall, warmer soil
Space & Earth / Earth Sciences
Oct 22, 2009 |
4 / 5 (5) |
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Thirty million years ago, before Ethiopia's mountainous highlands split and the Great Rift Valley formed, the tropical zone had warmer soil temperatures, higher rainfall and different atmospheric circulation patterns than ...
NASA satellite tracking Typhoon Lupit on a march toward the northern Philippines
Space & Earth / Earth Sciences
Oct 16, 2009 |
5 / 5 (1) |
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Three instruments on NASA's Aqua satellite captured views of Typhoon Lupit on its western track toward the Philippines and are helping forecasters get an idea of its strength and behavior. Lupit strengthened ...
Baja watching Tropical Storm Patricia in the latest GOES-11 satellite movie
Space & Earth / Earth Sciences
Oct 13, 2009 |
not rated yet |
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The nineteenth tropical cyclone of the Eastern Pacific formed over this past weekend, and strengthened into Tropical Storm Patricia. The GOES-11 satellite captured Patricia from her "birth" several hundred miles south of ...
Panama butterfly migrations linked to El Nino, climate change
Oct 05, 2009 |
2.7 / 5 (3) |
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A high-speed chase across the Panama Canal in a Boston Whaler may sound like the beginning of another James Bond film—but the protagonist of this story brandishes a butterfly net and studies the effects of ...
NASA's TRMM sees huge Typhoon Parma bringing more rain to the Philippines
Space & Earth / Earth Sciences
Oct 02, 2009 |
5 / 5 (3) |
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Typhoon Parma is a huge storm and NASA's TRMM satellite sees it is already bringing more unwanted rains and gusty winds to the typhoon-weary and devastated Philippines. Parma, also called "Pepeng" in the Philippines, ...
Parasite bacteria may help fight spread of mosquito-borne diseases
Oct 01, 2009 |
5 / 5 (4) |
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Infecting mosquitoes with a bacterial parasite could help prevent the spread of lymphatic filariasis, one of the major neglected tropical diseases of the developing world, according to research published today ...
NASA's infrared satellite images reveal Ketsana's deadly western Pacific march
Space & Earth / Earth Sciences
Sep 30, 2009 |
2 / 5 (1) |
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NASA's Aqua satellite flew over Typhoon Ketsana during its lifetime and captured infrared imagery on a daily basis. The images showed high, cold, thunderstorm cloud tops (purple) as cold as -63F, as they dumped ...
Exotic timber plantations found to use more than twice the water of native forests
Sep 15, 2009 |
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Ecologists have discovered that timber plantations in Hawaii use more than twice the amount of water to grow as native forests use. Especially for island ecosystems, these findings suggest that land management ...
