News tagged with human organ

The Secret of Life May Be As Simple As What Happens Between the Sheets -- Mica Sheets

(PhysOrg.com) -- That age-old question, "where did life on Earth start?" now has a new answer. If the life between the mica sheets hypothesis is correct, life would have originated between sheets of mica that ...

Biology / Biotechnology

created Aug 06, 2010 | popularity 4 / 5 (40) | comments 265 | with audio podcast

Scientists call for fundamental governance overhaul to ensure Earth's sustainability

Some 32 social scientists and researchers from around the world, including a Senior Sustainability Scholar at Arizona State University, have concluded that fundamental reforms of global environmental governance are needed ...

Space & Earth / Environment

created Mar 15, 2012 | popularity 3.5 / 5 (32) | comments 212 | with audio podcast

Researchers Crack the Mystery of Resilient Teeth

(PhysOrg.com) -- After years of biting and chewing, how are human teeth able to remain intact and functional? A team of researchers from The George Washington University and other international scholars have ...

Medicine & Health / Medical research

created Apr 17, 2009 | popularity 4.8 / 5 (16) | comments 0

Dangerous laser printer particles identified

The identity and origin of tiny, potentially hazardous particles emitted from common laser printers have been revealed by a new study at Queensland University of Technology.

Medicine & Health / Health

created Feb 11, 2009 | popularity 4.7 / 5 (14) | comments 2

Honeycomb structure responsible for bacteria's extraordinary sense

(PhysOrg.com) -- Cornell researchers have peered into the complex molecular network of receptors that give one-celled organisms like bacteria the ability to sense their environment and respond to chemical ...

Biology / Cell & Microbiology

created Feb 20, 2012 | popularity 4.8 / 5 (11) | comments 4 | with audio podcast

Researchers solve structure of human protein critical for silencing genes

In a study published in the journal Cell on May 24, Cold Spring Harbor Laboratory (CSHL) scientists describe the three-dimensional atomic structure of a human protein bound to a piece of RNA that "guides" the pr ...

Biology / Cell & Microbiology

created May 25, 2012 | popularity 4.8 / 5 (8) | comments 0 | with audio podcast

Seeking superior stem cells: 100-fold increase in efficiency in reprogramming human cells to induced stem cells

Researchers from the Wellcome Trust Sanger Institute have today announced a new technique to reprogramme human cells, such as skin cells, into stem cells. Their process increases the efficiency of cell reprogramming by one ...

Biology / Cell & Microbiology

created Oct 10, 2011 | popularity 4.4 / 5 (8) | comments 0 | with audio podcast

Bringing Mars back to Earth

The search for life should be an essential component of a sample return mission from Mars, according to a recent report examining the science behind such a venture.

Space & Earth / Space Exploration

created Apr 20, 2012 | popularity 4.4 / 5 (8) | comments 12 | with audio podcast

Women have a more powerful immune system than men

When it comes to immunity, men may not have been dealt an equal hand. The latest study by Dr. Maya Saleh, of the Research Institute of the McGill University Health Centre and McGill University, shows that women have a more ...

Medicine & Health / Health

created May 12, 2009 | popularity 3.1 / 5 (9) | comments 8

Study identifies a key molecular switch for telomere extension by telomerase

Researchers at the University of Illinois at Chicago College of Medicine describe for the first time a key target of DNA damage checkpoint enzymes that must be chemically modified to enable stable maintenance of chromosome ...

Biology / Cell & Microbiology

created Nov 23, 2011 | popularity 5 / 5 (5) | comments 1 | with audio podcast

New research illustrates how genome adapts to transposon invasion

Small, mobile sequences of DNA left over from viruses, called transposons or "jumping genes" because of their ability to move around the genome, pose a significant threat to the genetic integrity and stability of an organism. ...

Biology / Biotechnology

created Dec 22, 2011 | popularity 5 / 5 (5) | comments 0 | with audio podcast

S.Korea scientists clone pig for human transplants

South Korean scientists said they have cloned a piglet whose organs were genetically modified to make them more suitable for human transplants.

Biology / Biotechnology

created Apr 22, 2009 | popularity 3.7 / 5 (6) | comments 0

New study ranks 'hotspots' of human impact on coastal areas

(Santa Barbara, Calif.) -- Coastal marine ecosystems are at risk worldwide as a result of human activities, according to scientists at UC Santa Barbara who have recently published a study in the Journal of ...

Space & Earth / Environment

created Jul 09, 2009 | popularity 4 / 5 (5) | comments 1

NASA launching `dream machine' to explore Mars

As big as a car and as well-equipped as a laboratory, NASA's newest Mars rover blows away its predecessors in size and skill.

Space & Earth / Space Exploration

created Nov 22, 2011 | popularity 5 / 5 (4) | comments 3

Humans' critical ability to throw long distances aided by an illusion: study

Can't help molding some snow into a ball and hurling it or tossing a stone as far into a lake as you can? New research from Indiana University and the University of Wyoming shows how humans, unlike any other species on Earth, ...

Biology / Evolution

created Jan 24, 2011 | popularity 4 / 5 (4) | comments 4 | with audio podcast