News tagged with north
Resupplied North Pole explorers resume trek
Space & Earth / Earth Sciences
Mar 20, 2009 |
4.5 / 5 (35) |
0
Three British explorers fighting to survive a gruelling trek to the North Pole finally resumed their journey Friday after receiving vital supplies of food, fuel and equipment, organizers said.
Sunlight has more powerful influence on ocean circulation and climate than North American ice sheets
Space & Earth / Earth Sciences
Nov 06, 2008 |
4.7 / 5 (33) |
11
A study reported in today's issue of Nature disputes a longstanding picture of how ice sheets influence ocean circulation during glacial periods.
World's first floating wind turbine opens in Norway
Sep 08, 2009 |
4.6 / 5 (25) |
8
The world's first floating full-scale offshore wind turbine has been inaugurated in the North Sea off the coast of Norway, Norwegian energy giant StatoilHydro said Tuesday.
Saturn's Mysterious Hexagon Emerges from Winter Darkness
Space & Earth / Space Exploration
Dec 09, 2009 |
5 / 5 (23) |
21
(PhysOrg.com) -- After waiting years for the sun to illuminate Saturn's north pole again, cameras aboard NASA's Cassini spacecraft have captured the most detailed images yet of the intriguing hexagon shape ...
Sea Salt Holds Clues to Climate Change
Space & Earth / Earth Sciences
May 01, 2009 |
4.5 / 5 (20) |
3
(PhysOrg.com) -- We know that average sea levels have risen over the past century, and that global warming is to blame. But what is climate change doing to the saltiness, or salinity, of our oceans?
North Pole could lose summer ice
Space & Earth / Earth Sciences
Aug 11, 2008 |
3.4 / 5 (26) |
4
(PhysOrg.com) -- While the summer of 2007 saw record low sea-ice coverage of the Arctic Ocean, a six-year study of the Arctic's sea ice has confirmed its ongoing, massive shrinking and drastic thinning.
New fossil reveals primates lingered in Texas
Other Sciences / Archaeology & Fossils
Oct 14, 2008 |
4.2 / 5 (19) |
1
(PhysOrg.com) -- More than 40 million years ago, primates preferred Texas to northern climates that were significantly cooling, according to new fossil evidence discovered by Chris Kirk, physical anthropologist at The University ...
Study links swings in North Atlantic oscillation variability to climate warming
Space & Earth / Earth Sciences
Jan 13, 2009 |
4.1 / 5 (18) |
32
Using a 218-year-long temperature record from a Bermuda brain coral, researchers at the Woods Hole Oceanographic Institution (WHOI) have created the first marine-based reconstruction showing the long-term behavior of one ...
Past regional cold and warm periods linked to natural climate drivers
Space & Earth / Earth Sciences
Nov 26, 2009 |
3.8 / 5 (19) |
31
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 ...
Surprise Collision on Jupiter Captured by Gemini Telescope
Jul 23, 2009 |
4.5 / 5 (15) |
9
(PhysOrg.com) -- Jupiter is sporting a glowing bruise after getting unexpectedly whacked by a small solar system object, according to astronomers using the Gemini North telescope on Mauna Kea in Hawai'i. A ...
Giant Cyclones at Saturn's Poles Create a Swirl of Mystery
Space & Earth / Space Exploration
Oct 13, 2008 |
4.4 / 5 (15) |
4
(PhysOrg.com) -- New images from NASA's Cassini spacecraft reveal a giant cyclone at Saturn's north pole, and show that a similarly monstrous cyclone churning at Saturn's south pole is powered by Earth-like ...
13,000-Year-Old Stone Tool Cache in Colorado Shows Evidence of Camel, Horse Butchering
Other Sciences / Archaeology & Fossils
Feb 25, 2009 |
4.5 / 5 (14) |
5
(PhysOrg.com) -- A biochemical analysis of a rare Clovis-era stone tool cache recently unearthed in the city limits of Boulder, Colo., indicates some of the implements were used to butcher ice-age camels and ...
DNA shows that last woolly mammoths had North American roots
Biology /
Sep 04, 2008 |
4.7 / 5 (13) |
0
In a surprising reversal of conventional wisdom, a DNA-based study has revealed that the last of the woolly mammoths—which lived between 40,000 and 4,000 years ago—had roots that were exclusively North American.
'Unprecedented' warming drives dramatic ecosystem shifts in North Atlantic
Nov 06, 2008 |
3.6 / 5 (16) |
10
(PhysOrg.com) -- While the planet has experienced numerous changes in climate over the past 65 million years, the most significant climate change of the last 5,000 years has been in recent decades. That change ...
Martian Polar Layer Erosion Looks Striking
Space & Earth / Space Exploration
Oct 16, 2008 |
4.3 / 5 (13) |
4
(PhysOrg.com) -- An odd, solitary hill rising part-way down an eroding slope in Mars' north polar layered terrain may be the remnant of a buried impact crater, suggests a University of Arizona planetary scientist ...
