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News tagged with science

Human hands leave prominent ecological footprints

Early human activity has left a greater footprint on today's ecosystem than previously thought, say researchers working at the University of Pittsburgh and in the multidisciplinary Long Term Ecological Research (LTER) Network, ...

Biology / Ecology

created Jun 01, 2012 | popularity 5 / 5 (3) | comments 3 | with audio podcast

A 'B12 shot' for marine algae? Scientists find key protein for algae growth in the ocean

Scientists have revealed a key cog in the biochemical machinery that allows marine algae at the base of the oceanic food chain to thrive. They have discovered a previously unknown protein in algae that grabs an essential ...

Biology / Cell & Microbiology

created May 31, 2012 | popularity 5 / 5 (2) | comments 3 | with audio podcast

Killer fungus spreads to endangered gray bats: US

A deadly fungus that has wiped out large populations of bats in North America has spread to a new species, the endangered gray bat, US wildlife officials said Tuesday.

Biology / Ecology

created May 29, 2012 | popularity 5 / 5 (2) | comments 3

Nowhere to hide: New device sees bacteria behind the eardrum

Doctors can now get a peek behind the eardrum to better diagnose and treat chronic ear infections, thanks to a new medical imaging device invented by University of Illinois researchers. The device could usher ...

Technology / Engineering

created May 29, 2012 | popularity 5 / 5 (1) | comments 2 | with audio podcast

Training cells to perform boolean functions? It's logical

(Phys.org) -- Johns Hopkins scientists have engineered cells that behave like AND and OR Boolean logic gates, producing an output based on one or more unique inputs. This feat, published in the May issue of ...

Chemistry / Biochemistry

created May 31, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Volcanic super-eruptions may have surprisingly short fuses

Enormous volcanic eruptions with potential to end civilizations may have surprisingly short fuses, researchers have discovered.

Space & Earth / Earth Sciences

created May 30, 2012 | popularity 4.9 / 5 (9) | comments 0 | with audio podcast

SpaceX cargo vessel prepares to leave space station (Update 2)

US company SpaceX's Dragon cargo ship is preparing to make its return journey to Earth after a landmark mission to the International Space Station, NASA and SpaceX representatives said Wednesday.

Space & Earth / Space Exploration

created May 30, 2012 | popularity 5 / 5 (9) | comments 0

50-year cholera mystery solved: Answers may help clear the way for a new class of antibiotics

For 50 years scientists have been unsure how the bacteria that gives humans cholera manages to resist one of our basic innate immune responses. That mystery has now been solved, thanks to research from biologists at The University ...

Biology / Cell & Microbiology

created May 29, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Radioactive bluefin tuna crossed the Pacific to US

Across the vast Pacific, the mighty bluefin tuna carried radioactive contamination that leaked from Japan's crippled nuclear plant to the shores of the United States 6,000 miles away - the first time a huge ...

Space & Earth / Environment

created May 28, 2012 | popularity 5 / 5 (5) | comments 20

Robotic jellyfish could one day patrol oceans, clean oil spills, and detect pollutants (w/ Video)

(Phys.org) -- Virginia Tech College of Engineering researchers are working on a multi-university, nationwide project for the U.S. Navy that one day will put life-like autonomous robot jellyfish in waters around ...

Technology / Engineering

created May 29, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Groundwater depletion in semiarid regions of Texas and California threatens US food security

The nation's food supply may be vulnerable to rapid groundwater depletion from irrigated agriculture, according to a new study by researchers at The University of Texas at Austin and elsewhere.

Space & Earth / Environment

created May 28, 2012 | popularity 4.9 / 5 (7) | comments 19 | with audio podcast

Singing in the rain: Technology improves monitoring of bird sounds

Researchers at Oregon State University have created a new computer technology that can listen to multiple bird sounds at one time to identify which species are present and how they may be changing as a result ...

Biology / Plants & Animals

created May 31, 2012 | popularity not rated yet | comments 0

Yale study concludes public apathy over climate change unrelated to science literacy

Are members of the public divided about climate change because they don't understand the science behind it? If Americans knew more basic science and were more proficient in technical reasoning, would public consensus match ...

Space & Earth / Environment

created May 27, 2012 | popularity 4.6 / 5 (17) | comments 127 | with audio podcast

MIT, Intel unveil new initiatives addressing 'big data'

MIT has been selected from among 55 institutions that submitted 157 proposals to host a new Intel research center that will concentrate on what’s come to be called “big data” -- new techniques ...

Technology / Computer Sciences

created Jun 01, 2012 | popularity not rated yet | comments 0

Cattle parasite found throughout Australia, study finds

A parasite linked to dogs and responsible for an estimated $30 million loss to the national cattle industry each year is present throughout Australia, a University of Sydney study has revealed.

Biology / Plants & Animals

created May 30, 2012 | popularity 5 / 5 (1) | comments 0

Science

Science (from the Latin scientia, meaning "knowledge") refers to any systematic knowledge-base or prescriptive practice that is capable of resulting in a prediction or predictable type of outcome. In this sense, science may refer to a highly skilled technique or practice.

In its more restricted contemporary sense, science refers to a system of acquiring knowledge based on scientific method, and to the organized body of knowledge gained through such research. This article focuses on the more restricted use of the word. Science as discussed in this article is sometimes called experimental science to differentiate it from applied science—the application of scientific research to specific human needs—although the two are often interconnected.

Science is a continuing effort to discover and increase human knowledge and understanding through disciplined research. Using controlled methods, scientists collect observable evidence of natural or social phenomena, record measurable data relating to the observations, and analyze this information to construct theoretical explanations of how things work. The methods of scientific research include the generation of hypotheses about how phenomena work, and experimentation that tests these hypotheses under controlled conditions. Scientists are also expected to publish their information so other scientists can do similar experiments to double-check their conclusions. The results of this process enable better understanding of past events, and better ability to predict future events of the same kind as those that have been tested.

For more information about Science, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.