Similar Articles |
|
Chemistry World November 3, 2014 Tim Wogan |
Earth ripe for life soon after formation There has been water on Earth since shortly after it formed, say researchers from the US, who compared the deuterium to hydrogen ratios in water on Earth and from the Vesta asteroid belt. |
Chemistry World July 13, 2012 Simon Hadlington |
Where did Earth's water come from? One big question that remains unanswered about the evolution of the early Earth is how volatiles such as hydrogen, nitrogen and carbon arrived -- their presence being crucial to the origins of water and life. |
Geotimes November 2004 Naomi Lubick |
Genesis Crashes with Pieces of the Sun The world watched last September as the spacecraft Genesis, launched in 1998, returned to Earth with a crash-landing on Utah's desert floor. |
Chemistry World April 28, 2010 Phillip Broadwith |
Frosty asteroid surprises astronomers Water and organic molecules on Earth could have been brought here by impacting asteroids and comets, say two groups of US astronomers. |
IEEE Spectrum April 2012 Gregory L. Matloff |
Deflecting Asteroids A solar sail could use light to nudge an earthbound rock into an orbit we could live with |
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. |
Chemistry World October 6, 2014 Tim Wogan |
Solar wind whips up water on moon The volcanic glasses from the moon's soil let the scientists rule out other ways that water might have been created |
Geotimes February 2007 Cassandra Willyard |
Surprise! Stardust Lands Actual Stardust The dust is clearing around a cosmic puzzle that has long piqued the interest of astronomers. Tiny grains of dust, no larger than the width of a human hair, are revealing the conditions in which the solar system, and perhaps life, got its start. |
Chemistry World May 25, 2011 Simon Hadlington |
Mars is the planet that never grew up Scientists in the US have analysed isotopes in meteorites that resemble Martian geology and have discovered that the planet stopped growing while its solar system siblings carried on developing. |
Geotimes December 2006 Sally Adee |
Meteorite Pre-Dates Solar System A team of NASA researchers recently reported finding organic material in Tagish Lake meteorite fragments that pre-dates the solar system. |
Chemistry World January 23, 2012 Steve Down |
Asteroid Ages United by New Isotope Standard Meteorites derived from hydrous asteroids suggest that these space bodies formed later than other asteroids. |
TIME Asia June 28, 2010 Christopher Shay |
The Moment The Japanese space program confirmed on June 10 it had unfurled the first interplanetary solar sail, powering its spacecraft IKAROS. |
Geotimes March 2006 Kathryn Hansen |
Young Planets Collide Size mattered, astronomers say, when it came to whether or not material in our early solar system stuck together to become today's terrestrial planets. New models suggest that collisions between large objects did not always result in those objects combining, as previously thought. |
Chemistry World April 15, 2010 Lewis Brindley |
Mars meteor gets a boost of youth A Martian meteorite that has played a pivotal role in our understanding of the Solar System has been found to be half a billion years younger than previously thought, say US researchers. |
Chemistry World May 28, 2013 |
Extreme extraction Imagine how extreme it would be to mine at the bottom of the ocean or on asteroids in the depths of space. That is exactly what a few pioneering companies are planning to do. |
Chemistry World May 9, 2013 Simon Hadlington |
Mineral dust plays key role in cloud formation, chemistry Mineral dust that swirls up into the atmosphere from Earth's surface plays a far more important role in both cloud formation and cloud chemistry than was previously realized. |
Popular Mechanics December 2006 David Noland |
The Threat is Out There More than 100,000 asteroids hurtle past our planet. But only one -- that we know of -- may hit us in the next 30 years. |
Chemistry World May 13, 2014 Tim Wogan |
Chemistry calculations reveal Earth's inner core Theoretical calculations have confirmed that the Earth's core contains a significant proportion of oxygen. |
Chemistry World November 10, 2011 Simon Hadlington |
All eyes turn towards asteroid for fly-by Asteroid 2005 YU55 passed within 325,000 km of the Earth, closer than the Moon, giving scientists an unprecedented opportunity to study the 400m wide lump of rock, which was traveling at more than 46,000 km per hour. |
Chemistry World April 14, 2015 Anthony King |
Chemicals formed on meteorites may have started life on Earth The molecules that kick-started life on primordial Earth could have been made in space and delivered by meteorites, according to researchers in Italy. |
Popular Mechanics September 24, 2008 Andrew Moseman |
Weaker Solar Wind Won't Slow Global Warming, May Threaten Astronauts If a spacecraft keeps chugging along for long enough, eventually it may find something startling. |
Chemistry World August 21, 2009 Matt Wilkinson |
Aluminium helps date solar system New evidence has been found that supports the use of the radioactive aluminium isotope as a way of precisely dating objects formed during the first few million years of the solar system. |
IEEE Spectrum January 2008 Barry E. DiGregorio |
No Asteroid Impact on Mars After All The expected asteroid impact would have let scientists study crater formation and underlying Martian geology. |
Fast Company Pavithra Mohan |
NASA's New Office Wants To Save Earth From Asteroids In a move that could easily double as a plotline in a sci-fi flick, NASA has created a task force that will be charged with scouting for asteroids and other potentially devastating threats to planet Earth. |
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... |
Geotimes November 2004 Jay Chapman |
Impacting the Origin of Life Impact events and meteorite strikes are often associated with mass extinctions and widespread devastation. But, despite this destructive reputation, impact events may have played a role in the evolution of life, according to several new studies. |
Science News March 27, 2004 Ivars Peterson |
Pinpointing Killer Asteroids Astronomers have identified more than 230,000 asteroids in orbit around the sun, and the number is increasing daily. Some of these objects are on courses that could lead to a collision with Earth. If the asteroid is sufficiently large, the results could be catastrophic. |
Science News February 17, 2001 |
TimeLine: February 14, 1931 From The February 14, 1931 Issue: Small Changes of Sun's Heat Control Weather on Earth... Synthetic Petroleum Teaches About Oil Formation in Earth... Eros, Unlike Large Planets, Has Elliptical Outline... |
Science News August 26, 2006 |
Timeline: From the August 22, 1936, Issue Camera Stops the Wings of Hummingbird in Flight... New Cosmic-Ray Device Nears Completion at u. Of Chicago... Meteorites Contain Large Amounts of Rare Metals... |
Industrial Physicist Dec 2003/Jan 2004 Dawn Lenz |
Understanding and predicting space weather When streams of charged particles from the sun interact with the Earth's magnetic field, there can be serious consequences for electrical power grids, communications networks (radio, television, and telephone), and satellite operations. |
Science News September 10, 2005 Ivars Peterson |
Celestial Atomic Physics Objects in the solar system often have chaotic and unpredictable trajectories. This same uncertainty also appears in atomic and molecular systems. |
National Defense February 2016 Stew Magnuson |
Planetary Defense: A New Hot Market With little fanfare, NASA in January opened up its planetary defense coordination office with a mandate to identify potential chunks of rock hurdling toward Earth and to stop them if possible. |
Geotimes January 2007 Sally Adee |
Meteorite Pre-Dates Solar System When the Tagish Lake meteorite crashed to Earth in 2000, researchers suspected that it would provide one more clue to the origin of life, but instruments were not yet sophisticated enough to confirm a connection. That connection could soon turn up. |
Geotimes January 2004 Richard P. Binzel |
Asteroid Futures The efforts to locate large asteroids that might impact Earth, and what could be done if a threat was found. |
Chemistry World April 16, 2015 Tim Wogan |
Early Earth collision could clear up two geological mysteries Two seemingly unconnected geology problems -- the unexpected ratio of two neodymium isotopes in terrestrial rocks and the energy source for the dynamo that creates Earth's magnetic field -- could be solved by a new theory. |
Popular Mechanics December 10, 2009 Joe Pappalardo |
What NASA's WISE Space Mapper Will Look for in the Sky Hunting for brown dwarf stars, crashing galaxies, and asteroids. |
Geotimes March 2005 Joseph Richard Gutheinz |
Marketing an Asteroid Threat NASA would prefer to market its successes, but with a mixed bag of successes and failures lately, they have opted for a new public relations ploy: fear -- whether it be fear of the environment or fear of asteroids. |
Chemistry World August 10, 2015 Jennifer Newton |
Asteroids -- relics of ancient time The reader is treated to a glorious journey, interspersed with great pictures, poetry and quotes, that spans bygone beliefs to present day findings on the mysterious bodies that are asteroids. |
Geotimes July 2004 Lisa Rossbacher |
Manna from the Heavens? Most geologists have multiple opportunities to identify rock samples collected by the public. And the more valuable the finder believes the materials to be, the less he wants to believe it is pyrite or quartz or a bovine femur. |
Wired March 24, 2008 Erin Biba |
Prepare for the Worst, Because Solar Storms Are About to Get Ugly Scientists discovered a signal that solar windstorms are on the way and some are predicting that at its peak (in about four years) things are gonna get nasty. |
Chemistry World March 11, 2014 Tim Wogan |
Dinosaur mass extinction may have been triggered by acid rain Most scientists accept the principal cause of the Cretaceous -- Tertiary mass extinction was a 10km asteroid hitting the Yucatan peninsula, but the precise mechanism by which this caused the extinction remains controversial. |
Technology Research News December 1, 2004 |
Smart Dust Gets Magnetic One of the main challenges in making labs-on-a-chip is finding ways to control and mix tiny amounts of liquids. Researchers are using minuscule silicon particles to carry out these tasks. |
Chemistry World May 13, 2014 Patrick Walter |
Star chamber sparkles with space dust Nasa has created star dust down here on Earth. The dust was produced in a lab by simulating the conditions found in the atmosphere of a red giant star. |
Popular Mechanics October 9, 2008 Thomas D. Jones |
Why the World Needs Asteroid Insurance: Resident Astronaut Meteors, or bolides, strike Earth routinely, part of the hundred tons or so of cosmic debris that rain down on us every day. We orbit the Sun in a cosmic shooting gallery |
Wired July 2003 Gregg Easterbrook |
We're All Gonna Die! But it won't be from germ warfare, runaway nanobots, or shifting magnetic poles. A skeptical guide to Doomsday. |
Chemistry World April 19, 2009 Sarah Houlton |
Lead-lined clouds Lead in the atmosphere has a direct effect on how clouds form, according to research by an international team of scientists. |
Chemistry World February 26, 2008 Lewis Brindley |
Your Hair Knows Where You've Been From a single strand of hair, scientists can now determine where a person has been living recently. |
Geotimes June 2005 Sara Pratt |
Revising the Asteroid Threat Scale Although scientists still assign Torino Impact Hazard Scale values via the same method, the language used to describe some levels has now changed to better inform the public -- and the media -- of the risk without unintentionally scaring people. |