News tagged with hemisphere

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Past regional cold and warm periods linked to natural climate drivers

Space & Earth / Earth Sciences

created Nov 26, 2009 | popularity 3.8 / 5 (19) | comments 28

Intervals of regional warmth and cold in the past are linked to the El Niño phenomenon and the so-called "North Atlantic Oscillation" in the Northern hemisphere's jet stream, according to a team of climate scientists. These ...


Caltech scientists explain puzzling lake asymmetry on Titan

Scientists explain puzzling lake asymmetry on Titan

Space & Earth / Space Exploration

created Nov 29, 2009 | popularity 4.4 / 5 (14) | comments 0

Researchers at the California Institute of Technology (Caltech) suggest that the eccentricity of Saturn's orbit around the sun may be responsible for the unusually uneven distribution of methane and ethane ...


Big freeze plunged Europe into ice age in months

Space & Earth / Earth Sciences

created Nov 30, 2009 | popularity 4.1 / 5 (15) | comments 7

In the film, 'The Day After Tomorrow' the world enters the icy grip of a new glacial period within the space of just a few weeks. Now new research shows that this scenario may not be so far from the truth after all.


Cassini Captures Ghostly Dance of Saturn's Northern Lights

Cassini Captures Ghostly Dance of Saturn's Northern Lights (w/ Video)

Space & Earth / Space Exploration

created Nov 24, 2009 | popularity 4.9 / 5 (10) | comments 1

(PhysOrg.com) -- In the first video showing the auroras above the northern latitudes of Saturn, Cassini has spotted the tallest known "northern lights" in the solar system, flickering in shape and brightness ...


Frost-Covered Phoenix Lander Seen in Winter Images

Frost-Covered Phoenix Lander Seen in Winter Images

Space & Earth / Space Exploration

created Nov 05, 2009 | popularity 4.6 / 5 (5) | comments 0

(PhysOrg.com) -- Winter images of NASA's Phoenix Lander showing the lander shrouded in dry-ice frost on Mars have been captured with the High Resolution Imaging Science Experiment, or HiRISE camera, aboard ...


Taking a Bite of Antarctic Ice

Taking a Bite of Antarctic Ice

Space & Earth / Space Exploration

created Nov 16, 2009 | popularity 3.8 / 5 (6) | comments 1

Scientists with NASA’s IceBite project are heading this week for University Valley, a hanging valley perched more than 1600 feet (more than 1 mile) above sea level in Antarctica’s McMurdo Dry Valleys. Their ...


Right-handed chimpanzees provide clues to the origin of human language

Biology / Plants & Animals

created Nov 16, 2009 | popularity 2.5 / 5 (2) | comments 8

Most of the linguistic functions in humans are controlled by the left cerebral hemisphere. A study of captive chimpanzees at the Yerkes National Primate Research Center (Atlanta, Georgia), reported in the January 2010 issue ...


Terra satellite spots Tropical Cyclone Anja, the first of the southern season

Terra satellite spots Tropical Cyclone Anja, the first of the southern season

Space & Earth / Earth Sciences

created Nov 16, 2009 | popularity 3 / 5 (1) | comments 0

NASA's Terra satellite captured a stunning image of Anja, the first tropical cyclone of the southern Hemisphere cyclone season. When Anja formed on Saturday, November 14, in the Southern Indian Ocean, about ...


Cyclone Anja hits wind shear, weakens drastically

Cyclone Anja hits wind shear, weakens drastically

Space & Earth / Earth Sciences

created Nov 17, 2009 | popularity not rated yet | comments 0

This morning, Cyclone Anja was a powerful Category 4 cyclone on the Saffir-Simpson scale. Wind shear has now giving Anja a strong "punch in the gut" as the storm has weakened to a Category 1 cyclone.


Ships warned about icebergs headed for New Zealand (AP)

Ships warned about icebergs headed for New Zealand

Space & Earth / Earth Sciences

created Nov 25, 2009 | popularity not rated yet | comments 0

(AP) -- Ships are on alert and maritime authorities are monitoring the movements of hundreds of menacing icebergs drifting toward New Zealand in the southern Pacific Ocean, officials said.