News tagged with helps explain
How do bacteria swim? Physicists explain
Nov 19, 2008 |
4.6 / 5 (12) |
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Imagine yourself swimming in a pool: It's the movement of your arms and legs, not the viscosity of the water, that mostly dictates the speed and direction that you swim.
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Scientists show how ubiquitin chains are added to cell-cycle proteins
15 hours ago |
4.7 / 5 (3) |
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Researchers from the California Institute of Technology (Caltech) have been able to view in detail, and for the first time, the previously mysterious process by which long chains of a protein called ubiquitin ...
Homicide rates linked to trust in governement, sense of belonging, study suggests
Other Sciences / Social Sciences
Dec 01, 2009 |
3.7 / 5 (6) |
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When Americans begin routinely complaining about how they hate their government and don't trust their leaders, it may be time to look warily at the homicide rate.
The deciding factor: Empathy distinguishes modern humans from their primate ancestors
Nov 30, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- What, exactly, distinguishes humans from apes? It’s certainly more than just our genes, renowned anthropologist Sarah Blaffer Hrdy told a Harvard audience recently (Nov. 18).
Superior Super Earths
Space & Earth / Space Exploration
Nov 30, 2009 |
4.8 / 5 (44) |
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Super Earths are named for their size, but these planets - which range from about 2 to 10 Earth masses - could be superior to the Earth when it comes to sustaining life. They could also provide an answer to ...
Past regional cold and warm periods linked to natural climate drivers
Space & Earth / Earth Sciences
Nov 26, 2009 |
3.8 / 5 (19) |
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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 ...
Auditory illusion: How our brains can fill in the gaps to create continuous sound
Medicine & Health / Neuroscience
Nov 25, 2009 |
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It is relatively common for listeners to "hear" sounds that are not really there. In fact, it is the brain's ability to reconstruct fragmented sounds that allows us to successfully carry on a conversation in a noisy room. ...
Feeding the clock: Cycles of feeding and fasting drive circadian gene expression in the liver
Nov 25, 2009 |
4.5 / 5 (4) |
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When you eat may be just as vital to your health as what you eat, found researchers at the Salk Institute for Biological Studies. Their experiments in mice revealed that the daily waxing and waning of thousands ...
Opposites attract: Monkeys choose mating partners with different genes
Nov 24, 2009 |
5 / 5 (1) |
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The world's largest species of monkey 'chooses' mates with genes that are different from their own to guarantee healthy and strong offspring, according to a new research study.
Multiple health concerns surface as winter, vitamin D deficiences arrive
Nov 23, 2009 |
4.1 / 5 (8) |
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A string of recent discoveries about the multiple health benefits of vitamin D has renewed interest in this multi-purpose nutrient, increased awareness of the huge numbers of people who are deficient in it, spurred research ...
Surface bacteria maintain skin's healthy balance
Nov 22, 2009 |
5 / 5 (8) |
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On the skin's surface, bacteria are abundant, diverse and constant, but inflammation is undesirable. Research at the University of California, San Diego School of Medicine now shows that the normal bacteria living on the ...
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