Sentences with phrase «living by meteorite»

And some Berbers in the Atlas Mountains will continue earning their living by meteorite hunting, discovering space rocks that would otherwise never be found.

Not exact matches

June 4, 2013 — Scientists may not know for certain whether life exists in outer space, but new research from a team of scientists led by a University of South Florida astrobiologist now shows that one key element that produced life on Earth was carried here on meteorites.

Life - Producing Phosphorus Carried to Earth by Meteorites June 4, 2013 — Scientists may not know for certain whether life exists in outer space, but new research from a team of scientists led by a University of South Florida astrobiologist now shows that one key element that produced life on Earth was carried here on meteoriLife - Producing Phosphorus Carried to Earth by Meteorites June 4, 2013 — Scientists may not know for certain whether life exists in outer space, but new research from a team of scientists led by a University of South Florida astrobiologist now shows that one key element that produced life on Earth was carried here on mMeteorites June 4, 2013 — Scientists may not know for certain whether life exists in outer space, but new research from a team of scientists led by a University of South Florida astrobiologist now shows that one key element that produced life on Earth was carried here on meteorilife exists in outer space, but new research from a team of scientists led by a University of South Florida astrobiologist now shows that one key element that produced life on Earth was carried here on meteorilife on Earth was carried here on meteoritesmeteorites.

If two or more turn out to be habitable, then they could share life among them, either by tossing meteorites back and forth or — in the case of spacefaring civilizations — by deliberate space travel.

But, if organisms could somehow survive exposure to those conditions, it might mean that life on Earth could have come from elsewhere in the solar system, perhaps ferried by a meteorite.

There is also, not surprisingly, suspicion that Montagnier has been misled by contamination — a problem that has so far stymied the hunt for Jurassic DNA and for traces of life in Martian meteorites.

Similar material could have traveled to Earth from space by way of a meteorite and helped pave the way for the beginning of life.

Most researchers believe that the origin of life depended heavily on chemicals delivered to Earth by comets and meteorites.

«This research therefore outlines a plausible mechanism by which molecules present in interstellar space, brought to earth by meteorite strikes, could potentially be converted into 2 - deoxy - D - ribose, a molecule vital for all living systems.»

The evidence for life in the Martian meteorite has since been dismissed by many experts, and even if there are signs of life somewhere on Mars, the chances of a craft like the Polar Lander finding it are slim.

This addition to the inventory of organic compounds produced in extraterrestrial environments furthers the discourse of whether their delivery to the early Earth by comets and meteorites might have aided the molecular evolution that preceded the origins of life.

And, as demonstrated by the recent retraction of evidence for life in a Mars meteorite, the stakes are astronomical.

Meteorites often contain organic matter not created by life, which have some similarities in their organic chemistry to land plants.

In contrast, the meteorite analyzed by Lapen's research team was formed 2.4 billion years ago and suggests that it was ejected from one of the longest - lived volcanic centers in the solar system.

If there is life on any Earth - type planet orbiting youthful Vega, it is likely to be primitive single - cell, anaerobic (non-oxygen producing) bacteria under constant bombardment by meteorites and comets as Earth was for the first billion years.

If there is life on any Earth - type planet orbiting youthful Altair, it is likely to be primitive single - cell, anaerobic (non-oxygen producing) bacteria under constant bombardment by meteorites and comets as Earth was for the first billion years.

Another NASA research group, led by Kathie Thomas - Keprta of NASA's Johnson Space Center, report in the same issue of PNAS that the magnetite crystals inside the meteorite are similar to those formed by «modern» magnetotactic bacteria now living on Earth.

Even if it is possible for an Earth - type planet to orbit youthful Sirius A and develop life, it is likely to be primitive single - cell, anaerobic bacteria under constant bombardment by meteorites and comets as Earth was for the first billion years.

But by showing how carbonate globules, similar to those in the martian meteorite, formed without the involvement of living organisms, Steele and his colleagues have made less compelling the argument that the visiting rock from our planetary neighbor contains evidence of life.

«The meteorite is so old that if Martian life existed back then, it probably floated by the rock at some point,» says Timothy Swindle of the University of Arizona.

The Mars rock made headlines in 1996 when researchers, led by David McKay, from NASA's Johnson Space Center, claimed in the journal Science that the meteorite contained evidence of possible Red Planet life forms.

He traces how our ideas about life on Mars have been refined by landers and rovers, terrestrial and Mars - orbiting telescopes, spectroscopy, and even a Martian meteorite.

White said this bolsters the argument that the features are Martian, and not created by contamination, though she noted it would be difficult to prove that any meteorite on Earth contains traces of alien life.

Scientists suggest signs of life from under Mars» surface may not survive in rocks excavated by some meteorite impacts.

A discovery by a NASA scientist of sugar and several related organic compounds in two carbonaceous meteorites provides the first evidence that another fundamental building block of life on Earth may have come from outer space.

If there is life on any Earth - type planet orbiting youthful EV Lac, it is likely to be primitive single - cell, anaerobic (non-oxygen producing) bacteria under constant bombardment by meteorites and comets as Earth was for the first billion years and massive stellar flares.

Among an ever expanding (and as Karen Barad might say, «entangled») list, I am inspired by the complex and contradictory city I live in (the city of Chicago) and the incredible community of hard working, sincere, talented artists who I am surround by and have the privilege of working alongside and in collaboration with every day (too many and to diverse to name individually here) / / by mentors A. Laurie Palmer and Claire Pentecost and Anne Wilson and Ben Nicholson / / by Simon Starling and Andrea Zittel and Mark Dion and Sarah Sze and Phoebe Wasburn and Mierele Laderman Ukeles and Joseph Beuys and Eva Hesse and Hans Haacke and Robert Smithson / / by writers and philosophers Karen Barad and Jane Bennett and Rebecca Solnit and Italo Calvino and Steward Brand and the contributors to The Whole Earth Catalog (of which my father gave me his copies) and Ken Issacs and Carl Sagan and Neil deGrasse Tyson and William Cronon and Bruno Latour and Deluze and Guttari and Jack Burnham / / by ideas of radical intimacy and transformation and ephemerality and experimentation and growth and agency and mobility and nomadicism and balance and maintenance and survival and change and subjectivity and hylozoism and living structures / / by mycelium and soil and terracotta and honey and mead and wild yeast and beeswax and fat and felt and salt and sulfur and bismuth and meteorites and microbes and algae and oil and carbon and tar and water and lightening and electricity and oak and maple / / by exploration and navigation and «the Age of Wonder» and the Mir Space Station and the Deep Tunnel Project / / by Lake Michigan and the Chicago River and waterways and canals and oceans and puddles... to name a few.

The buzz is building over a paper by Richard Hoover, an award - winning astrobiologist at NASA's Marshall Space Flight Center, concluding that filaments and other features found in the interior of three specimens of a rare class of meteorite appear to be fossils of a life form strongly resembling cyanobacteria.

Geologists believe it started life, 4 billion years ago, tens of metres below the Martian surface and was «snookered» off the planet by another meteorite when it struck that area, a mere 16 million years ago.

D - and L - amino acids were separated in meteorites ~ 5 Gyr ago probably by circular polarized light from a pulsar, before life began: http://144.206.159.178/ft/402/10643/204793.pdf