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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. |
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 June 15, 2009 James Urquhart |
Meteorite sheds light on birth of the solar system French and Italian scientists have analysed a meteorite and discovered that it contains a unique and primordial rock fragment |
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. |
Chemistry World August 25, 2011 Simon Hadlington |
Meteorites Are a Chip Off the Old Asteroid Block New findings confirm that the most common type of meteorite found on Earth derive from so-called stony or S-type asteroids. |
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. |
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 October 2005 Naomi Lubick |
Moon Soil, Earth Air? Apollo astronauts brought back samples of soil from the moon that contained unexpectedly high levels of nitrogen. New research is shedding light on the anomaly. |
Wired December 2004 Patrick Di Justo |
Mysteries of the Cosmos The top 13 places to explore in outer space. |
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. |
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. |
Geotimes March 2007 Kathryn Hansen |
Black Diamonds Have E.T. Origins Carbonado, or black, diamonds look more like basalt than their traditional colorless counterparts. New research indicates that carbonado diamonds might have formed in space. |
Chemistry World March 29, 2012 Simon Hadlington |
Seeds of life incubated in proto-planetary nurseries New findings imply that the organic chemistry required to produce the necessary molecules for life is part of the normal processes of planet formation. |
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 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. |
Reactive Reports Issue 56 David Bradley |
NASA Lights Fuse on Planetary Carbon Debate NASA's FUSE (Far Ultraviolet Spectroscopic Explorer) has discovered enormous amounts of carbon gas in a dusty disk surrounding a young star named Beta Pictoris, hinting at the origins of other carbon-rich worlds in the solar system. |
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. |
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 September 12, 2010 Mike Brown |
Comet shockwaves helped stimulate life on Earth The shock waves caused as comets hit the early Earth could have helped promote the formation of amino acids and the early building blocks of life, say US researchers. |
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 November 10, 2010 Mike Brown |
Sulfur story unearths oxygen environment Earth's atmosphere could have supported complex life 400 million years earlier than thought, according to sulfur isotope signatures found in some of the oldest rocks on Earth. |
Chemistry World December 17, 2007 Simon Hadlington |
Blow to Hopes for Life on Mars Organic molecules found on rocks from Mars may not be the remnants of ancient Martian microbes after all. |
Chemistry World June 30, 2015 Jessie-May Morgan |
Space-like conditions give rise to metabolic precursors Mimicking interstellar conditions, a team of scientists at NASA has synthesized complex organic molecules thought to be necessary for the origin of life. |
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. |
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. |
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. |
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. |
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. |
Popular Mechanics May 7, 2009 Mark Anderson |
When Comets Attack: Solving the Mystery of the Biggest Natural Explosion in Modern History Scientists today think a small fragment of a comet or asteroid caused the "Tunguska event," so named for the Tunguska river in Siberia. |
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 |
Popular Mechanics August 21, 2009 Andrew Moseman |
NASA's Greatest Mission? Stardust Finds Amino Acids, Keeps on Giving to Science In Stardust's tennis racket shaped aerogel collectors, Michael Zolensky of NASA's Johnson Space Center and his colleagues found lots of surprises. |
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 |
Fast Company June 2008 |
Hope for Hydrogen Letters to the Editor: Does Iceland Have the Answer to Our Energy Problems? |
Chemistry World October 11, 2012 Andy Extance |
Perovskite posits answer to xenon riddle If meteorites and the Earth were formed from similar materials at the same time, where did the xenon go? Some scientists think that the answer could be found in xenon trapped in the Earth's iron core, or in ice, water or rocks near the surface. |
Geotimes February 2007 Sally Adee |
Escape From Snowball Earth Early Earth didn't do things half-way: It may or may not have ever been a solidly frozen "snowball" in the deep geological past, but it was never a half-frozen ball of slush, according to a new study. |
Chemistry World January 6, 2016 Jon Cartwright |
Graphene sieves deuterium from hydrogen Materials composed of a single layer of atoms, such as graphene, can separate hydrogen and deuterium more effectively than almost any other process. |
Geotimes July 2006 Carolyn Gramling |
Earth Soaks up Seawater Geologists have long thought that seawater does not travel very far through Earth's interior A new geochemical study, however, is challenging that notion, saying that traces of seawater exist deep inside the planet. |
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. |
Geotimes January 2004 Lisa M. Pinsker |
Impacts in Space and on Earth: An Interview with Carolyn Shoemaker Carolyn Shoemaker has discovered more comets than anyone else alive today. Under the tutelage of her late husband, Carolyn learned how to identify these objects both in the sky and on the ground. |
Chemistry World February 13, 2014 Simon Poulton |
The Earth as a cradle for life This enjoyable book by Stacey and Hodgkinson takes a long-term view of Earth's development as a habitable planet, incorporating physical, chemical and biological processes on the early Earth, to the modern world. |
Chemistry World February 24, 2012 Yuandi Li |
Computers look at life-giving reactions in space Theoretical chemistry could answer some questions about how life on earth originated, say Australian researchers. |
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. |
Technology Research News December 15, 2004 Kimberly Patch |
Molecule Harvests Water's Hydrogen The key to producing clean hydrogen energy is finding a non-polluting method to extract pure hydrogen from its most abundant source, water. Researchers have developed a supramolecular complex that could be used in devices that use light energy to extract hydrogen from water. |
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 June 25, 2015 Matthew Gunther |
Z machine puts the squeeze on metallic deuterium Scientists in the US and Germany have successfully transformed liquid deuterium into a metal at pressures rivaling those at the center of our own planet. |
Science News September 3, 2005 |
Changing Earth Developed by the Smithsonian Institution's National Museum of Natural History, this Web site focuses on Earth's history. |
Science News September 20, 2003 |
More Mars -- Better than Ever On Aug. 27, Mars and Earth were closer to each other than at any other time in the last 50,000 years. Even as Earth and Mars slowly draw apart, the Red Planet remains a dazzling sight in the night sky. There's still time to take in the view. |
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. |
Chemistry World June 9, 2009 Simon Hadlington |
Super sponges soak up gas Researchers in the US have shown that a recently discovered class of compound based on light elements can store gas at least as efficiently as the most promising metal organic framework candidates. |
Chemistry World July 3, 2015 |
Getting the measure of Mars Sophisticated analytical chemistry is studying the history -- and habitability -- of our neighboring planet, as Andy Extance discovers. |