News tagged with initial hypothesis
Scientists link fat hormone to death from potentially deadly blood infection
A new Canadian study has found that lower-than-normal levels of a naturally-occurring fat hormone may increase the risk of death from sepsis—an overwhelming infection of the blood which claims thousands of lives each year.
Medicine & Health / Medical research
Oct 23, 2009 |
5 / 5 (1) |
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Search results for initial hypothesis
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 ...
12 hours ago |
4.8 / 5 (4) |
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Earliest musical instruments in Europe 40,000 years ago
The first modern humans in Europe were playing musical instruments and showing artistic creativity as early as 40,000 years ago, according to new research from Oxford and Tübingen universities.
Other Sciences / Archaeology & Fossils
May 25, 2012 |
5 / 5 (3) |
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Oldest art even older
New dates from Geißenklösterle Cave in Southwest Germany document the early arrival of modern humans and early appearance of art and music.
Other Sciences / Archaeology & Fossils
May 24, 2012 |
4.3 / 5 (3) |
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A new look at Apollo samples supports ancient impact theory
New investigations of lunar samples collected during the Apollo missions have revealed origins from beyond the Earth-Moon system, supporting a hypothesis of ancient cataclysmic bombardment for both worlds.
Space & Earth / Space Exploration
May 24, 2012 |
5 / 5 (3) |
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Deterring signals: Tobacco plants advertise their defensive readiness to attacking leafhoppers
Following herbivory, plants produce jasmonic acid, a hormone which activates several plant defense reactions. Scientists found that leafhoppers can evaluate whether tobacco plants are ready for defense when attacked. If jasmonate-signaling ...
May 23, 2012 |
5 / 5 (1) |
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Parasites boost advantage in sibling war
(Phys.org) -- Parasites may increase inequality among baby birds in a brood by making it even harder for smaller, weaker chicks to compete against their bigger brothers and sisters, researchers have discovered.
May 01, 2012 |
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First fruitful, then futile: Ammonites or the boon and bane of many offspring
Ammonites changed their reproductive strategy from initially few and large offspring to numerous and small hatchlings. Thanks to their many offspring, they survived three mass extinctions, a research team ...
Apr 23, 2012 |
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Fossilized plant matter points to desertification near Tibetan Plateau
Roughly 22 million years ago, at the onset of the Miocene, the Tibetan Plateau started to lift upward. The rising land curbed the flow of moist air from the south, sparking the onset of central Asian desertification. Or, ...
Space & Earth / Earth Sciences
Apr 23, 2012 |
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Magnetic fields can send particles to infinity
Researchers from the Complutense University of Madrid (UCM, Spain) have mathematically shown that particles charged in a magnetic field can escape into infinity without ever stopping. One of the conditions ...
Apr 17, 2012 |
4.1 / 5 (26) |
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Researchers discover cellular system for detecting and responding to poisons and pathogens
Two Massachusetts General Hospital (MGH)-based research teams, along with a group from the University of California at San Diego, have discovered that animals have a previously unknown system for detecting and responding ...
Apr 12, 2012 |
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List of search results for initial hypothesis
