Many genes are transcribed into messenger RNA (mRNA) molecules that provide instructions for protein synthesis. Other genes encode regulatory RNAs known as 'microRNAs', which can block protein translation by binding to specific ...
Cell & Microbiology
May 22, 2013
0
0
A typical pair of running shoes generates 30 pounds of carbon dioxide emissions, equivalent to keeping a 100-watt light bulb on for one week, according to a new MIT-led lifecycle assessment. But what's surprising to researchers ...
Energy & Green Tech
May 22, 2013
17
0
About 55.5 million years ago, geologically rapid emission of a large volume of greenhouse gases at the Paleocene-Eocene boundary (PETM) led to global warming of about 5oC, severe ocean acidification, and widespread extinction ...
Environment
May 22, 2013
0
0
Mapping all of the chemical, or epigenetic, changes to chromosomes that affect which genes are turned on or off—and thus determine the fate of genomically identical cells in the body—usually requires a large amount of ...
Cell & Microbiology
May 22, 2013
0
0
Ocean acidification is damaging some marine species while others thrive, say scientists. An international team studied the effect of ocean acidification on plankton in the North Sea over the past forty years, to see what ...
Ecology
May 22, 2013
1
0
When studying any kind of population—people or cells—averaging is a useful, if flawed, form of measurement. According to the US Census Bureau, the average American household size in 2010 was 2.59. Of course, there are ...
Cell & Microbiology
May 22, 2013
0
0
Millions of years of evolution have molded our eyes into highly sensitive optical detectors, surpassing even many man-made devices. Now, Leonid Krivitsky and his co-workers at the A*STAR Data Storage Institute and the A*STAR ...
Optics & Photonics
May 22, 2013
0
0
Social media has definitely changed the game for job-seekers and recruiters. Traditionally, HR recruiters placed an advertisement, sifted through the responses, and interviewed the shortlisted candidates before appointing ...
Economics & Business
May 22, 2013
0
0
Travelling around the top end of Australia, would you be able to tell the difference between a poisonous cane toad and a bumpy rocket frog or a giant frog? - They look similar but sound quite different. A new mobile app ...
Plants & Animals
May 22, 2013
0
0
British wildlife is under serious threat, according to a major new study out Wednesday, which found that 60 percent of species assessed have declined in numbers over the past 50 years.
Ecology
May 22, 2013
0
0
