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Strong regional climatic fluctuations in the tropics

Space & Earth / Earth Sciences

created Dec 02, 2009 | popularity 4.7 / 5 (3) | comments 0

Climatic fluctuations close to the equator show a different pattern to climate change in the Arctic and Antarctic. In the tropics distinct 11500 year fluctuations between wet and dry periods can be clearly identified which ...


Holographic Disk

GE Shows Off 1TB DVD-Sized Disks at the Emerging Tech Conference

Technology / Hi Tech

created Sep 30, 2009 | popularity 4.7 / 5 (27) | comments 15

(PhysOrg.com) -- At the September '09 Emerging Tech Conference in Boston, GE announced it has been developing a 1TB DVD size disk that can be read by a modified Blu-ray player.


Andes Mountains are older than previously believed

Andes Mountains Are Older Than Previously Believed

Space & Earth / Earth Sciences

created May 15, 2009 | popularity 4.9 / 5 (7) | comments 1

(PhysOrg.com) -- The geologic faults responsible for the rise of the eastern Andes mountains in Colombia became active 25 million years ago—18 million years before the previously accepted start date for the ...


Galactic X-ray emissions originate from stars

Galactic X-ray emissions originate from stars

Space & Earth / Astronomy

created May 05, 2009 | popularity 4.9 / 5 (7) | comments 2

(PhysOrg.com) -- A 25-year old astronomical mystery has been solved: Most of the diffuse X-ray emissions in the Milky Way do not originate from one single source but from so-called white dwarfs and from stars ...


1.5 million-year-old fossil humans walked on modern feet (Video)

1.5 million-year-old fossil humans walked on modern feet (Video)

Other Sciences / Archaeology & Fossils

created Feb 26, 2009 | popularity 4.8 / 5 (6) | comments 1

Ancient footprints found at Rutgers' Koobi Fora Field School show that some of the earliest humans walked like us and did so on anatomically modern feet 1.5 million years ago.


New research could help predict red tide

New research could help predict red tide

Biology /

created Feb 19, 2009 | popularity 4.3 / 5 (4) | comments 0

(PhysOrg.com) -- Not far beneath the ocean's surface, tiny phytoplankton swimming upward in a daily commute toward morning light sometimes encounter the watery equivalent of Rod Serling's Twilight Zone: a ...


Avalanches -- triggered from the valley

Avalanches -- triggered from the valley

Physics / General Physics

created Dec 02, 2008 | popularity 4.8 / 5 (5) | comments 0

Everybody knows that skiers swishing down steep slopes can cause extensive slab avalanches. But there is a less well known phenomenon: A person skiing a gentle slope in the valley triggers a slab avalanche ...


Filament of silver

Super atoms turn the periodic table upside down

Chemistry /

created Jul 01, 2008 | popularity 4.6 / 5 (101) | comments 12

Researchers at Delft University of Technology in The Netherlands have developed a technique for generating atom clusters made from silver and other metals. Surprisingly enough, these so-called super atoms ...