News tagged with period
Livermorium and Flerovium join the periodic table of elements
(Phys.org) -- The International Union of Pure and Applied Chemistry (IUPAC) today officially approved new names for elements 114 and 116, the latest heavy elements to be added to the periodic table.
May 31, 2012 |
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On early Earth, iron may have performed magnesium's RNA folding job
On the periodic table of the elements, iron and magnesium are far apart. But new evidence suggests that 3 billion years ago, iron did the chemical work now done by magnesium in helping RNA fold and function ...
May 31, 2012 |
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Continuity down through the ages: Proof of a thousand years' use of a Sicilian farmland estate
Archaeological excavations have provided the first substantiation that a farmland estate in Sicily boasts a history which reaches back over a thousand years. Numerous finds demonstrate the continuous use of ...
Other Sciences / Archaeology & Fossils
May 29, 2012 |
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Dinosaur with tiny arms unearthed in Argentina
Argentine experts have discovered the near-complete remains of a new species of Jurassic-era dinosaur that stood on its rear legs and had tiny arms, according to a leading paleontologist.
Other Sciences / Archaeology & Fossils
May 25, 2012 |
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Scientists take a giant step forward in understanding plutonium
Plutonium is the most complex element in the periodic table, yet it is also one of the most poorly understood ones. But now a well-known scientific technique, nuclear magnetic resonance (NMR) spectroscopy, ...
May 23, 2012 |
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Tracking a Jurassic reversal of the Earth's magnetic field
Roughly 180 million years ago, during the height of the Jurassic period, the Earth's magnetic field flipped, bringing the magnetic north pole once again into the Northern Hemisphere.
Space & Earth / Earth Sciences
May 17, 2012 |
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Bodleian uses crowd-sourcing to catalogue music collection
The Bodleian Library is asking the public for help in cataloguing one of its collections. As part of a new project, members of the public are being asked to help describe 4,000 music pieces from the Bodleian ...
May 04, 2012 |
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New technique suggests Medieval Warm Period made it to Antarctica
Scientists have developed a new method of reconstructing past climates that uses the water locked inside crystals in seabed sediment to shed light on the history of the Antarctic.
Space & Earth / Earth Sciences
May 01, 2012 |
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Australia drought-free for first time in a decade
Australia said it would be officially drought-free next week for the first time in more than a decade, providing relief for struggling farmers.
Apr 27, 2012 |
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New study suggests polar bears evolved earlier than previously thought
(Phys.org) -- A new genetic analysis carried out by and international team of scientists has revealed that polar bears and brown bears may have diverged around 600,000 years ago, which is much earlier than ...
Apr 20, 2012 |
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Duck-billed dinosaurs endured long, dark polar winters
Duck-billed dinosaurs that lived within Arctic latitudes approximately 70 million years ago likely endured long, dark polar winters instead of migrating to more southern latitudes, a recent study by researchers ...
Other Sciences / Archaeology & Fossils
Apr 11, 2012 |
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Study finds that the Dead Sea almost dried up over 100,000 years ago
Rapidly dropping water levels of the Dead Sea, the lowest point on the earth's surface heralded for its medicinal properties, has been a source of ecological concern for years. Now a drilling project led by ...
Space & Earth / Earth Sciences
Apr 10, 2012 |
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Plants mimic scent of pollinating beetles
The color and scent of flowers and their perception by pollinator insects are believed to have evolved in the course of mutual adaptation. However, an evolutionary biologist from the University of Zurich has ...
Apr 03, 2012 |
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CO2 was hidden in the ocean during the Ice Age: study
Why did the atmosphere contain so little carbon dioxide (CO2) during the last Ice Age 20,000 years ago? Why did it rise when the Earth's climate became warmer? Processes in the ocean are responsible for this, says a new study ...
Space & Earth / Earth Sciences
Mar 29, 2012 |
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Bringing dinosaur tracks back to light
The 600 footprints from the Jurassic period displayed beneath a domed exhibit center at Dinosaur State Park tell only part of their story.
Other Sciences / Archaeology & Fossils
Mar 22, 2012 |
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