Sunday 26 April 2015

Clean up your life with chemistry life hacks

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Ever run out of your go-to cleaning product, and you’ve got a mess that you just can’t leave

The post Clean up your life with chemistry life hacks has been published on Technology Org.

 
#materials 
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The 2011 Tohoku-Oki earthquake was felt from space

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For the first time, a natural source of infrasonic waves of Earth has been measured directly from space -- 450 kilometers above the planet's surface.
via Science Daily
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Chaotic Sun Poster

Here's a great poster featuring a beautiful image from deep space


tagged with: sun, solar, star, space, science, astronomy, geek, nerd, solar system

The boiling chaos that is our sun, developed from SOHO imagery. Makes a nice addition to a collection of solar system posters.

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Gender balance in small groups makes a big difference for women in STEM

Science Focus

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A new study published in PNAS reports that female engineering students who are exposed to a higher percentage of female peers in small group interactions have increased levels of motivation, greater verbal participation, and feel more confident in their engineering career aspirations. This finding could have far-reaching implications for the gender imbalance that currently exists in engineering and related fields.

A hallmark of the public conversation regarding science education is the issue of gender parity. Fewer women than men pursue jobs and education in STEM fields (science, technology, engineering, and mathematics), and those women who do enter these fields are more likely to leave than their male counterparts. In the US, women comprise only 28 percent of the workforce in these areas, despite being half of the population and getting closer to parity in others.

This gender differential begins during education. In their first year of college, women are less likely than men to state an intention to pursue STEM education, and those numbers continue to fall throughout their first few undergraduate semesters. Though the women who initially said they’re intending to major in STEM fields are well prepared academically, they report feeling less confidence in their skills and a decreased motivation to pursue a STEM career compared to male peers.

Read 12 remaining paragraphs | Comments

 
#science 
 » see original post http://feeds.arstechnica.com/~r/arstechnica/science/~3/IEJFn-0N_vw/
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Two Higgs are better than one

Science Focus

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It seems like only yesterday that scientists were combing diligently through their data looking for single Higgs bosons.

The post Two Higgs are better than one has been published on Technology Org.

 
#physics 
 » see original post http://feedproxy.google.com/~r/TechnologyOrgPhysicsNews/~3/zLRHfbsxlEw/
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Omega Nebula - Our Amazing Universe Stickers

Here's a great sheet of stickers featuring a beautiful image from deep space


tagged with: omgneb, star forming regions, omega nebula, uplifting, messier 17, stars, hrbstslr, galaxies, outer space, universe, awesome astronomy images, ngc 6618, inspirational, heavens, european southern observatory, eso, vista

Galaxies, Stars and Nebulae series A great outer space picture featuring a three-colour composite image of the Omega Nebula (Messier 17, or NGC 6618), based on images obtained with the EMMI instrument on the ESO 3.58-metre New Technology Telescope at the La Silla Observatory. North is down and East is to the right in the image. It spans an angle equal to about one third the diameter of the Full Moon, corresponding to about 15 light-years at the distance of the Omega Nebula. The three filters used are B (blue), V ("visual", or green) and R (red).

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image code: omgneb

ESO/J. Emerson/VISTA www.eso.org
Reproduced under the Creative Commons Attribution 3.0 Unported license.

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Planetary Nebula Mz3: The Ant Nebula

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Zazzle Space Gifts for young and old

Veil Nebula Case For The iPad Mini

Here's a great iPad case from Zazzle featuring a Hubble-related design. Maybe you'd like to see your name on it? Click to personalize and see what it's like!


tagged with: international, astronomy, space, nasa, hubble, telescope, gift, outer space, deep space, star

Supernova discoveries are reported to the International Astronomical Union's Central Bureau for Astronomical Telegrams, which sends out a circular with the name it assigns to it. The name is the year of discovery, immediately followed by a one or two-letter designation. The first 26 supernovae of the year are designated with a capital letter from A to Z. Afterward pairs of lower-case letters are used: aa, ab, and so on.[36] Since 2000, professional and amateur astronomers find several hundreds of supernovae each year (572 in 2007, 261 in 2008, 390 in 2009). For example, the last supernova of 2005 was SN 2005nc, indicating that it was the 367th[nb 1] supernova found in 2005.[37][38] Historical supernovae are known simply by the year they occurred: SN 185, SN 1006, SN 1054, SN 1572 (Tycho's Nova) and SN 1604 (Kepler's Star). Since 1885 the letter notation has been used, even if there was only one supernova discovered that year (e.g. SN 1885A, 1907A, etc.)—this last happened with SN 1947A. "SN", for SuperNova, is a standard prefix. Until 1987, two-letter designations were rarely needed; since 1988, however, they have been needed every year.

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Long-Sought Magnetic Mechanism Observed in Exotic Hybrid Materials

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Scientists have measured the subatomic intricacies of an exotic phenomenon first predicted more than 60 years ago. This

The post Long-Sought Magnetic Mechanism Observed in Exotic Hybrid Materials has been published on Technology Org.

 
#materials 
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Vintage Astronomy, Celestial Star Chart, Sky Map Print

Here's a great poster featuring a beautiful image from deep space


tagged with: constellations, retro, sky, americana, nostalgia, nostalgic, vintage illustration, star chart, celestial map, astronomy, antique celestial

Vintage illustration astronomy and celestial map or antique star chart image featuring the constellations of the northern night sky including some signs of the zodiac, Pegasus, Ursa Major (Bear) and Orion the Hunter by English mathematician and physician Thomas Hood (1556-1620). Created in 1590.

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Dumbbell Nebula in Taurus Oval Stickers

Here's a great sheet of stickers featuring a beautiful image from deep space


tagged with: awesome astronomy images, inspirational, dmbblneb, vulpecula constellation, intense ultraviolet radiation, messier 27 ngc 6853, heavens, stars, dumbbell nebula, the fox constellation, european southern observatory, eso, vista

Galaxies, Stars and Nebulae series A great photo from deep space featuring the Dumbbell Nebula - also known as Messier 27 or NGC 6853. It's a typical planetary nebula and is located in the constellation Vulpecula (The Fox).

The distance is rather uncertain, but is believed to be around 1,200 light-years. It was first described by the French astronomer and comet hunter Charles Messier who found it in 1764 and included it as no. 27 in his famous list of extended sky objects.

Despite its class, the Dumbbell Nebula has nothing to do with planets. It consists of very rarefied gas that has been ejected from the hot central star (well visible on this photo), now in one of the last evolutionary stages. The gas atoms in the nebula are excited (heated) by the intense ultraviolet radiation from this star and emit strongly at specific wavelengths.

This image is the beautiful by-product of a technical test of some FORS1 narrow-band optical interference filters. They only allow light in a small wavelength range to pass and are used to isolate emissions from particular atoms and ions.

In this three-colour composite, a short exposure was first made through a wide-band filter registering blue light from the nebula. It was then combined with exposures through two interference filters in the light of double-ionized oxygen atoms and atomic hydrogen. They were colour-coded as “blue”, “green” and “red”, respectively, and then combined to produce this picture that shows the structure of the nebula in “approximately true” colours.



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Image code: dmbblneb

ESO/J. Emerson/VISTA www.eso.org
Reproduced under the Creative Commons Attribution 3.0 Unported license.

»visit the HightonRidley store for more designs and products like this
Click to customize.
via Zazzle Astronomy market place

NGC 602 bright stars Cover For The iPad Mini

Here's a great iPad case from Zazzle featuring a Hubble-related design. Maybe you'd like to see your name on it? Click to personalize and see what it's like!


tagged with: nasa, space, astronomy, shuttle, hubble, bright, star, starry, blue, nebula

NGC 602 is a young, bright open cluster of stars located in the Small Magellanic Cloud (SMC), a satellite galaxy to the Milky Way. Radiation and shock waves from the stars have pushed away much of the lighter surrounding gas and dust that compose the nebula known as N90, and this in turn has triggered new star formation in the ridges (or "elephant trunks") of the nebula.

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