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Geotimes July 2007 Carolyn Gramling |
Mercury's Gooey Center Mercury, the closest planet to the sun, has a large core, which scientists now know is partially molten and therefore could create a magnetic field around the planet. |
Geotimes May 2003 Lisa M. Pinsker |
Molten martian core The more researchers study Mars, the more similarities they seem to find between the Red Planet and Earth. The latest parallels come from the planet's enigmatic interior. |
Geotimes July 2007 Carolyn Gramling |
X-ray Eyes in the Sky Scientists are working on the next generation of low-orbiting satellites that they hope will see far past the Earth's surface and into its interior, to better understand the structure and composition of Earth's crust, mantle and core. |
Chemistry World November 22, 2012 Jon Cartwright |
Magnesium oxide might be liquid in super-Earths There may be more planets outside our solar system with protective magnetic fields than previously thought. That's the implication of a US study, which has demonstrated that the common planetary mineral magnesium oxide turns into a metallic liquid at high pressure. |
Geotimes January 2007 Nicole Branan |
Heat Flow Causes Magnetic Reversals Earth's magnetic field has done hundreds of somersaults over the last few billion years. A new study sheds some light on what causes the geomagnetic field to flip. |
Geotimes October 2004 Naomi Lubick |
Dynamo in a Box Dan Lathrop is building a planet in his lab. If everything goes as planned, his 3-meter-tall metal sphere will self-start its very own dynamo, a process where heat and motion establish a magnetic field. |
Chemistry World September 30, 2011 Jon Cartwright |
Messenger Sheds Light on Mercury's Formation NASA's Messenger spacecraft is bringing new understanding to the question of how Mercury formed. The new information looks set to rewrite theories about the birth of the solar system's smallest planet. |
Popular Mechanics September 2008 Joe Pappalardo |
30-Ton Metal Sphere Spins for Magnetic Fields (With Video!) Building a test planet takes serious engineering. Researchers at the University of Maryland have constructed a 30-ton sphere that spins at more than 90 mph to generate magnetic fields. |
Geotimes September 2005 Naomi Lubick |
Supercomputer Models Earth's Magnetic Field A team of researchers has made a step toward modeling the Earth's chaotic magnetic field behavior using one of the largest supercomputers on the planet to run the most realistic model yet. |
Geotimes June 2007 Kathryn Hansen |
So, When Did Earth Become Attractive? Ever since Earth's protective field was discovered in 1958, scientists have been wondering when did the planet grow up and become attractive? |
Popular Mechanics November 19, 2009 Stephen Ornes |
This Is Not Your Grade School Solar System: Gallery What has changed in solar system imagery over the past few decades and what we can learn from it |
Scientific American November 7, 2005 Mark Alpert |
Red Star Rising Small, cool stars may be hot spots for life |
Popular Mechanics September 2006 |
Scientists Are Finding Life In Earth's Coldest, Hottest, Weirdest Places By creating an alternative life chemistry in the lab, astrobiologist Steven Benner hopes to uncover a formula for alien microbes. How five big questions about life on our planet are shaping the search for it on other worlds. |
Geotimes August 2007 Carolyn Gramling |
More on Mars The last few months have held many new discoveries on Mars, including new images of the planet's landslides, caves and polar geysers from the Mars rover, which are giving scientists a closer look at the red planet than ever before. |
Geotimes June 2005 Kathryn Hansen |
Orbital Shuffle for Early Solar System The solar system is now full of clues to its past, and astronomers, with the help of computer models, are finding new ways to link together previously unconnected observations to explain how the planetary system came to resemble what it is today. |
Geotimes November 2005 Sara Pratt |
Super-Rotation for Earth's Core A new earthquake study supports the 1996 finding that Earth's inner core is spinning faster than the planet's mantle and crust -- at a rate detectable on human timescales, but about one-third of the rate first suggested. |
Science News March 22, 1930 |
TimeLine: Mar. 22, 1930 70 Years Ago in Science News: The Sun'S New Trans-Neptunian Planet... Black As Coal, Dense As Zinc... Naming The Planet |
Geotimes July 2006 Kathryn Hansen |
Ship Logs Record Earth's Magnetism New information gleaned from old ships' logs is now leading to a better understanding of the magnetic field's past strength, which is turning out to be more erratic than some scientists previously thought. |
Smithsonian October 2006 Robert Irion |
The Planet Hunters Never mind the demotion of Pluto to a dwarf planet. Astronomers have found about 200 planets orbiting other stars, and they say it's only a matter of time before they discover another Earth. |
AskMen.com |
Earth-Like Planet Found Astronomers have finally found a place outside our solar system where there's a firm place to stand -- if only it weren't so broiling hot. |
D-Lib April 2005 |
D-Lib Featured Collection April 2005: IMAGES Images acquired before and during a magnetic storm, showing the buildup of energetic particles surrounding the Earth during the storm's main phase. Courtesy of the IMAGE HENA Team and NASA. |
Popular Mechanics October 28, 2009 Karen Rowan |
9 Wildest Exoplanets Ever Spotted A team of European planet hunters has uncovered a bonanza of 32 new exoplanets, planets outside our solar system. |
Salon.com December 2, 1999 William Speed Weed |
Master of the universe With the existence of six new planets announced just this week, Geoffrey Marcy is racking up "extrasolar" discoveries like Mark McGwire racks up homers. |
Wired June 2001 Oliver Morton |
Shadow Science Looking for Earth-like planets outside the solar system? Bill Borucki's cheap little spacecraft can help you find a few hundred, fast... |
Salon.com June 29, 2001 Suzy Hansen |
We've got company Astronomer David Darling talks about the controversial science of astrobiology and the near-certainty that extraterrestrial life forms exist in our solar system... |
Chemistry World July 20, 2012 Simon Hadlington |
New type of chemical bond around dwarf stars The work, led by Trygve Helgaker at the University of Oslo in Norway, not only provides insights into fundamental aspects of electronic interactions with magnetic fields, but also sheds light on the exotic chemistry that exists in stellar environments. |
Geotimes August 2004 Naomi Lubick |
Slow Boat to a Small Planet For the first time in more than three decades, scientists are going to get a close-up view of Mercury, Earth's smallest neighbor and the rocky planet closest to the sun. |
Chemistry World January 12, 2012 Simon Hadlington |
Composites Reinforced in 3D A method that uses magnetic fields to align tiny structural elements within a polymer matrix has been developed by scientists in Switzerland. |
Chemistry World November 21, 2012 James Urquhart |
Two-faced particles self-assemble in sync US scientists have synchronized the motion of colloidal magnetic spheres with a rotating magnetic field and found that the particles self-organize into micrometer-sized tubes. |
Geotimes October 2007 Erin Wayman |
Reaching for the Stars in Planet Formation Most known exoplanets orbit stars that appear to be rich in metals. New research suggests these stars may be polluted with metal from planetary debris -- or even a planet -- that collided with the star. |
Geotimes April 2003 Christina Reed |
Watching The Core: A movie review Geotimes went to the movies with four geophysicists from the Carnegie Institution of Washington to see the new blockbuster movie The Core. With Hollywood blaming its newest apocalypse on Earth's core, we couldn't resist. |
Geotimes March 2006 Naomi Lubick |
Starry Lens A newly discovered planet may be the most Earth-like planet found to date outside our solar system. The discovery confirms the value of a relatively new detection method known as gravitational lensing. |
Scientific American January 2009 Charles Q. Choi |
Does Dark Matter Encircle Earth? Dark matter might exert measurable effects on the earth, moon and gas giants |
Smithsonian December 2006 Eric Jaffe |
Clues from a Comet The first mission to collect space matter from beyond the moon offers insights into the solar system's creation. |
Geotimes October 2006 Kathryn Hansen |
Planets Redefined: Pluto Gets Demoted Members of the International Astronomical Union voted to demote Pluto, and to give the asteroid Ceres a promotion. Arriving at this new system, however, was not without controversy among astronomers, the public and even geologists. |
IEEE Spectrum September 2007 Joshua J. Romero |
Magnetic Storage Taken to the Atomic Scale International team of scientists learns to read and write data on islands of atoms. |
IEEE Spectrum August 2011 Hadjipanayis & Gabay |
The Incredible Pull of Nanocomposite Magnets Nanotechnology could make rare earth magnets even stronger. |
Technology Research News January 1, 2003 Kimberly Patch |
Aligned fields could speed storage Researchers from three institutes in Germany and Russia have found a material whose electric and magnetic domains line up together. The work could bring together the currently separate fields of magnetic and electronic data storage, which would give both methods more flexibility. |
Chemistry World January 26, 2012 Simon Hadlington |
The world's first magnetic soap Researchers have created a liquid surfactant that can be moved by a magnet. |
Technology Research News October 17, 2005 |
Data storage technologies Today's magnetic disk drives could be improved by incorporating much larger magnetoresistance or replaced by microelectromechanical systems (MEMS), near-field optics, holographic systems, or even molecules for better data storage solutions. |
Science News November 21, 2008 Alan Stern |
Debates Over Definition Of Planet Continue And Inspire The definition of a planet continues to be debated between astronomers and planetary scientists. |
Wired December 2004 Patrick Di Justo |
Mysteries of the Cosmos The top 13 places to explore in outer space. |
Science News August 12, 2000 |
TimeLine: August 9, 1930 A Fish With Hands... Little Eros on Way to Visit Earth... Birthplace of the Moon... |
Chemistry World October 9, 2007 Richard Van Noorden |
Science Behind Your Hard Drive Scoops Physics Nobel The 2007 Nobel Prize in Physics has been awarded to Frenchman Albert Fert and German Peter Grunberg, for their discovery of giant magnetoresistance. |
Chemistry World February 28, 2006 Jon Evans |
Magnetic Appeal of Shape-Change Polymer Polymer scientists developed polymers that change shape in response to a magnetic field by incorporating magnetic iron(III)oxide nanoparticles into a shape-memory polyetherurethane compound known as TFX. |
Science News October 14, 2000 |
TimeLine: October 11, 1930 $5,000 Prize to Prof. Babcock for 40-Year-Old Invention... Astronomer Finds Neptune's Day to be 15.8 Hours Long... Glass is called a Liquid, with Qualifications... |
Science News December 23, 2000 |
TimeLine: December 20, 1930 70 Years Ago in Science News: Arachne Provides Lovelier Festoons For Christmas Tree... Astronomers Find Pluto as Massive as Earth... dr. Hubble Finds Galaxies Evenly Scattered in Space... |
Technology Research News December 11, 2002 Eric Smalley |
Microscopic mix strengthens magnet Magnets are usually an either-or proposition. They either generate a strong magnetic field or they hold up well in the presence of external magnetic fields. A method that mixes the two types of magnets at the nanoscale could pave the way for smaller electric motors and generators. |
Geotimes September 2005 Kathryn Hansen |
Tristar Planet A recent planet found in a triple-star system perplexes astronomers because, according to current models of planetary formation, it should not exist. |
Scientific American May 8, 2006 Graham P. Collins |
Chaos in the Crater Welcome to the Vredefort Crater, a real Bermuda Triangle about 100 kilometers southwest of Johannesburg. It is the oldest and largest impact remnant on the planet, created by an asteroid about two billion years ago. |