Plate in Biological News

August 2009 Geology and GSA Today media highlights

... include some curious associations: air hockey and plate tectonics; calcite and Earth's orbit; Columbia ... pressure and extreme mechanical weakness of a plate boundary thrust, Nankai Trough subduction zone ... their extent, using acoustic images of a plate boundary fault system from a subduction zone ...

January GEOLOGY media highlights

... rate yet documented on a major submarine plate boundary strike-slip fault. It will be of wide ... of workers undertaking research on active plate boundaries, continental margins, and also zones ... a substantial part of the Pacific-North America plate boundary zone is similarly offshore. The ...

Ancient magma 'superpiles' may have shaped the continents

... hot rock deep within the earth are linked to the plate motions that shape the continents, researchers ... do not know. "Do these superpiles organize plate motions, or do plate motions organize the superpiles? I don't know if ...

Ceramic material revs up microwaving

... to 15 minutes. One might even cook a pizza on a plate and then deliver it hot." However, those ... other materials might. The researchers created a plate of the petalite magnetite ceramic and coated the solid plate structure with cooking oil. After heating for 120 ...

September Geology and GSA Today media highlights

... deep into Earth and far into spacefrom magma and plate tectonics to cosmic dust and asteroidsand touch ... skew between the axes of mantle upwelling and plate spreading. The depth of fast-spreading ridges is ... about 200 million years ago, is a cornerstone of plate tectonics, and processes resulting in its ...

Beaded viruses and geology-inspired paintings show the art in science

... "The seismic velocity data of the Farallon plate is so visual and most people don't know about this gigantic plate descending beneath this country," Eriksson said of the plate that contributed to the formation of the U.S. ...

AGU Journal Highlights -- March 19, 2008

... 10. plate tectonics in the East African Rift Although ... it remains the least understood of all major plate boundaries. In particular, the rate of plate divergence across it, how this divergence is ...

March GEOLOGY and GSA TODAY media highlights

... magnetic data, Sloan et al. reconstruct plate motion at the Southwest Indian Ridge. Findings ... been transmitted to two of the four adjoining plate boundaries. Occurring during a period of significant change in relative and absolute plate motion, the rate of change at the Southwest ...

Scientists obtain core samples from subsea fault system off Japan

... from the Suruga Bay to where the Philippine Sea plate slips (subducts) under southwest Japan. Along ... zone, sediment on the underlying tectonic plate continuously scrapes off and adds material to the ... refers to large faults that branch off the major plate boundary, to near the seafloor. IODP ...

February Geology and GSA Today media highlights

... quality; analysis of earthquakes at the Cascadia plate boundary; radar images of volcanic and impact ... Macquarie Ridge Complex, Australia-Pacific plate boundary Sharon Mosher, Department of ... the transition of the Australia-Pacific tectonic plate boundary south of New Zealand from an oceanic ...

December GEOLOGY and GSA TODAY media highlights

... Boulder, CO, USA - Topics include: onset of plate tectonics on Earth; Arctic Ocean's role in the ... 55812-3036, USA. Pages 1059-1062. How and when plate tectonics began has been enthusiastically debated for decades; since the advent of the plate tectonics theory in the early 1960s. Hansens ...

November GEOLOGY and GSA TODAY Media Highlights

... deformation associated with transpressive plate motion: The San Andreas fault James A. Spotila ... still do not fully understand how it accommodates plate motion via continental deformation. Surprisingly, the fault is not parallel to plate motion, and more often than not it is ...

Beginning scientists receive presidential awards

... use GPS technology to link the rates of tectonic plate velocities at the surface with structures he ... and deeper, and to connect that with the Earth's plate tectonic history. "Each earthquake as it ... we can then link these deep structures back to plate tectonic history, which in turn enables us to ...

October Geology and GSA Today media highlights

... duration is inversely proportional to upper plate topography and the spatial extent correlates with ... a block of wood, floating in water, with a metal plate underneath; remove the metal plate and the wood block rises. Seismic studies show ...

Magnetic snakes control fluids, gravity-defying droplets, and solving a dragonfly mystery

... defy gravity. Droplets of liquid on an inclined plate that is shaken up and down can travel uphill rather than sliding down. In fact, if the plate vibrates at the right rate, the droplets will ... reason has to do with pushing and pulling. As the plate rises, it pushes the droplet upward, and as it ...

Extraterrestrial platinum was 'stirred' into the Earth

... With time through large-scale convection processes, which now cause plate tectonics, this material was stirred down into the interior of the Earth. ... who study the dynamics of mantle processes and the mechanisms that cause plate tectonics, earthquakes and volcanoes. Combined with some other work by ...

Ocean's journey towards the center of the Earth

... reconstructed the prehistoric cataclysm that took place when a tectonic plate between Australia and New Zealand was subducted 1100 kilometres into the ... interior to map different regions. "We are now able to say a tectonic plate about 70 km thick, some 2500 km long and 700 km wide was subducted into ...

NIH grants Phylonix Phase II SBIR to develop high-throughput in vivo zebrafish assays

... and robust whole zebrafish CYP assay, amenable to automation in multiwell plate formats, will accelerate drug metabolism and safety profiling and reduce ... to the fish water, permeating the intact embryos. Standard microtiter plate readers can be used for quantitation, making this format particularly ...

Italy's geologic history becomes a personal tale in Walter Alvarez's new book

... appeared about 40 million years ago, in the Eocene, the continental plate known as Adria, which carried the mountain chain, collided with the ... the Alps. Alvarez's research has helped validate the theory behind this - plate tectonics - which holds that the surface of the Earth is covered by a ...

Progression of retinal disease linked to cell starvation

... types of cells get clustered together, like Oreos on a plate. The entire plate gets covered in "plastic," with the flexible plastic reaching down to ... The RPE cells sag when too many rods disappear, as the plastic over that plate of Oreo cookies droops when too many stacks are missing. The structural ...

Summer heat too hot for you? What is comfortable?

... zone," Montell's team set up a preference test that consisted of a plastic plate where one half of the plate was kept at 18 degrees and the other half at a different temperature, from ...

Even the Antarctic winter cannot protect Wilkins Ice Shelf

... ever-documented episode to occur in winter. Wilkins Ice Shelf, a broad plate of floating ice south of South America on the Antarctic Peninsula, is ... Shelf for months, this break-up has not yet finished. "The remaining plate has an arched fracture at its narrowest position, making it very likely ...

Lizard hunting styles impact ability to walk, run

... McElroy said. The researchers used a race track with a built-in force plate to record the forces generated by the lizards and a high-speed video ... moving at various speeds. The scientists collected data from the force plate and analyzed the video to determine whether the lizard was using running ...

Journey to the center of the earth: Discovery sheds light on mantle formation

... plates move, this crust slowly makes its way to a subduction zone, a plate boundary where one plate slides underneath another and the crust is pushed back into the mantle ...

Engineers demonstrate a new type of optical tweezer

... such as microfluidic chips. The tweezer, consisting of a Fresnel Zone plate microfabricated on a glass slide, has the ability to trap particles ... that are thicker than this." The researchers note that the Fresnel Zone plate optical tweezers could be fabricated on the inner walls of microfluidic ...

Cells get sprayed

... microdroplets are strongly accelerated in an electrical fieldtoward the plate holding the cell culture. The advantage of this new method: It is ... only pure water or a cell-tolerated saline solution are used. An entire plate of cell cultures can be sprayed bit by bit, or a specific point on some ...

The birth and death of dopamine neurons: A new model for neurodegeneration

... that dopamine neurons are derived from organizer cells in the floor plate (the ventral cells of the neural tube and the embryonic foundation of the central nervous system). They also show that FOXA2 specifies the floor plate and actually induces the birth of dopamine neurons. Mice with only a ...

Scientists launch deep-sea scientific drilling program to study volatile earthquake zone

... The process of subduction occurs when tectonic plates collide and one plate slides beneath another. Geological samples will be collected from the ... on 6,000-meter deep drilling into the seismogenic zone and across the plate interface into subducting crust. Stage 4 includes installing long-term ...

Understanding how weeds are resistant to herbicides

... every time a nucleotide is incorporated into a growing DNA strand. "The reason it's so fast is that it's done in parallel," said Tranel. "The plate has thousands of tiny wells, and a sequencing reaction going on in every one of them simultaneously. There's a camera that monitors the light for ...

Improved air quality during Beijing Olympics could inform pollution-curbing policies

... mostly trucks from the roads. The city also implemented rules in which only some people were allowed to drive on certain days based on their license plate numbers. As a result, close to 2 million vehicles were pulled from the roads. Other mandates involved halting construction and decreasing the use of ...

First riser-drilling research operations undertaken

... zone, located southwest of Japan, is one of the most active earthquake zones on the planet, with complex geological formations caused by tectonic plate thrusts. The scheduled drill site, the Kumano Basin, is a fore-arc basin of the Nankai Trough under the influence of the strong Kuroshio ocean ...

Tulsa County Sheriff Selects BIO-key(R) Mobile Data System

... ) "MobileCop will allow us to do more work in the vehicle," according to Sheriff's Office Chief Tim Albin. "Being able to run a license plate immediately at a traffic stop, for example, without having to wait for a dispatcher to do it, makes everyone more efficient." The new system is ...

Healing wounds with lasers, vehicles that drive themselves, other cutting-edge optics

... below, snapping electronic images that can resolve objects on the ground as small as 41 cm across (16 inches). That's approximately the size of home plate on a baseball diamond. These images are typically processed and sold to the military for mapping and to companies like Google, which makes them ...

Tulsa County Sheriff Selects BIO-key(R) Mobile Data System

... ) "MobileCop will allow us to do more work in the vehicle," according to Sheriff's Office Chief Tim Albin. "Being able to run a license plate immediately at a traffic stop, for example, without having to wait for a dispatcher to do it, makes everyone more efficient." The new system is ...

Protecting fresh-cut produce

... based on eight points: overall visual quality (OVQ), browning edges, color, decay/breakdown/sliminess, aroma, crispness, off odor, and total aerobic plate count, which determines microbial load. Evaluations were conducted every 5 days for 20 days, and subjective criteria were based on the opinions of ...

GSA special paper presents new studies of Western US earth motion

... Oregon. This tectonic boundary, originally recognized by Augustus Locke and colleagues in 1940, evolved during the Late Cenozoic as relative plate motion was broadly distributed from the California borderland into the Mojave Desert and the Basin and Range Province. Volume editors John Oldow ...

Creating ideal neural cells for clinical use

... for clinical application because it is robust, controllable and reproducible." Dr. Terskikh notes that the extensive passaging (moving cells from plate to plate) required by some protocols to expand the numbers of neural precursor cells limits the plasticity of the cells, can introduce mutations and ...

Food security for leaf-cutting ants: Workers and their fungus garden reject endophyte invaders

... preparation process by the ants significantly lowered the amount of fungi in leaf pieces before they were placed into the fungal garden. The Petri plate experiment also showed that the garden fungus reduced the growth rate for 28 of the 32 endophytic fungal strains that were tested, with a stronger ...

Crabs' memory of pain confirmed by Queen's academic

... are seen in vertebrates in which the response to pain is controlled with respect to other requirements. "Humans, for example, may hold on a hot plate that contains food whereas they may drop an empty plate, showing that we take into account differing motivational requirements when responding to ...

The continents as a heat blanket

... of warm water in a cooking pot. This heat-driven mass transport is called convection. On the Earth's surface, this process leads not only to plate movement but also to drifting of the continents floating on the plates. To date however, there has been no realistic mathematicalphysical theory ...