News tagged with breaker


Researchers Discover Remnant of an Ancient 'RNA World'

Researchers Discover Remnant of an Ancient 'RNA World'

Biology /

created Jul 17, 2008 | popularity 4.9 / 5 (27) | comments 0

(PhysOrg.com) -- Some bacterial cells can swim, morph into new forms and even become dangerously virulent - all without initial involvement of DNA. Yale University researchers describe Friday in the journal ...





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Hope for Alzheimer’s patients? Dipeptide blocks the formation of toxic amyloid β-peptide aggregates in mice

Chemistry /

created Dec 04, 2008 | popularity 4.6 / 5 (17) | comments 2

(PhysOrg.com) -- Alzheimer's disease is the primary cause of age-related dementia. About 15 million people are affected by this neurodegenerative disease worldwide. It has so far not been possible to combat the causes of ...


Newly explored bacteria reveal some huge RNA surprises

Newly explored bacteria reveal some huge RNA surprises

Biology / Cell & Microbiology

created Dec 02, 2009 | popularity 4.9 / 5 (12) | comments 1

(PhysOrg.com) -- Yale University researchers have found very large RNA structures within previously unstudied bacteria that appear crucial to basic biological functions such as helping viruses infect cells ...


Circuit-breaker detects all types of fault currents

Technology /

created May 11, 2005 | popularity 3.1 / 5 (9) | comments 0

The new universal-current-sensitive Type B residual-current circuit-breaker (r.c.c.b.) from Siemens Automation and Drives (A&D) can detect pulsating and smooth DC fault currents as well as sinusoidal AC fault currents. These ...


Solar power coming to a store near you (AP)

Solar power coming to a store near you

Technology / Energy

created Dec 10, 2009 | popularity 4.6 / 5 (31) | comments 28

(AP) -- Solar technology is going where it has never gone before: onto the shelves at retail stores where do-it-yourselfers can now plunk a panel into a shopping cart and bring it home to install.


Apollo astronauts relive experiences at ceremony (AP)

Apollo astronauts relive experiences at ceremony

Space & Earth / Space Exploration

created Jul 18, 2009 | popularity 5 / 5 (3) | comments 2

(AP) -- It was a reunion of reunions. Twelve Apollo astronauts reminisced, traded stories and poked fun at each other Friday night as the 40th anniversary of the first moon landing and moonwalk approached.


Brain activity exposes those who break promises

Medicine & Health / Neuroscience

created Dec 09, 2009 | popularity 2 / 5 (1) | comments 7

Scientists from the University of Zurich have discovered the physiological mechanisms in the brain that underlie broken promises. Patterns of brain activity even enable predicting whether someone will break a promise. The ...


Japan completes Antarctic mission

Space & Earth /

created Apr 13, 2006 | popularity 3 / 5 (2) | comments 0

Japan's 47th Antarctic exploration mission returned to port Thursday carrying prized ice specimens -- and 300 tons of garbage -- collected over 16 months.


Endeavour Due at Station Tonight

Endeavour Due at Station Tonight

Space & Earth / Space Exploration

created Mar 12, 2008 | popularity 4 / 5 (1) | comments 0

Circling the globe aboard space shuttle Endeavour, the STS-123 crew members have completed their first full day in space. The astronauts inspected the orbiter’s heat shield and prepared for their arrival at ...


Unexplored Arctic region to be mapped

Space & Earth / Earth Sciences

created Sep 03, 2008 | popularity 4.7 / 5 (6) | comments 0

A scientific expedition this fall will map the unexplored Arctic seafloor where the U.S. and Canada may have sovereign rights over natural resources such as oil and gas and control over activities such as mining.


Climate change poker: The barriers which are preventing a global agreement

Climate change poker: The barriers which are preventing a global agreement

Space & Earth / Environment

created Aug 05, 2009 | popularity 4 / 5 (12) | comments 5

As the world's environment ministers, government officials, diplomats and campaigners prepare to attend the COP15 conference in Copenhagen in December 2009 to unite in the battle against climate change in ...



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