Tag: "fossil" at biology news
Dramatic shift from simple to complex marine ecosystems occurred 250M years ago at mass extinction
...base ( http://www.pbdb.org ), a huge repository of fossil
occurrence data. The result is the first broad obj...yses concern models of relative abundance found in fossil
communities throughout the Phanerozoic. The ecological implications are striking. Simple marine eco...
'Nymph of the sea' reveals remarkable brood
...om Yale. The team has made a digital image of the fossil
- an ostracod (a relative of the shrimps) - which ...ecies in garden ponds to oceans and from countless fossil
shells up to 500 million years old; however, their fossilized soft-parts are exceedingly rare. "Sup...
Origins of life
...ting back over three billion years. Dominating the fossil
record for 80 percent of our planet's history, stromatolites formed massive reefs in this planet's primitive oceans. While stromatolites look much like coral reefs, they are actually formed from living microorganisms, both animal and plant-like. Th...
Microorganisms one part of the solution to energy problem, says report
...rding to the report. Additionally, the burning of fossil
fuels and the resulting release of carbon dioxide and combustion pollutants have brought about global climate change, the effects of which we are only beginning to understand. The means of preventing the twin catastrophes of energy scarcity and envi...
Neanderthal genome sequencing yields surprising results and opens a new door to future studies
...ary organisms, represents a major challenge. As a fossil
ages, its DNA is degraded by chemical processes. ... with DNA from the microbes that colonize both the fossil
and its immediate environment, and by other organisms, including the humans who handle the fossil. ...
Dad inspired 'Jurassic Park,' son inspires 'Jurassic Poop'
... inspired the world's first book on the science of fossil
feces, Jurassic Poop. The new children's book b...uman leavings but that the study of coprolites, or fossil
feces, is literally re-writing American history, including who attended the first Thanksgiving. De...
454 Life Sciences and Max Planck publish sequence of one million base pairs
... 454 Sequencing of a DNA extract from a Neandertal fossil
has thus far yielded a significant portion of the ...f any individual human." Due to contamination of fossil
samples by microbial DNA, the task of sequencing the Neandertal genome is much more extensive than t...
RAND study says renewable energy could play larger role in US energy future
... States by 2025 at little or no additional cost if fossil
fuel prices remain high enough and the cost of pro...costs of renewable energy as well as non-renewable fossil
fuels. "When talking about the impact of increasing use of renewable energy sources in our energy...
A buffet for early human relatives
...ty of Utah scientists improved a method of testing fossil
teeth, and showed that early human relatives varie...y on Prehistoric Teeth The study analyzed four fossil
teeth of Paranthropus from Swartkrans, South Africa. A museum loaned them to the researchers. Passey...
Varied diet of early hominid casts doubt on extinction theory, says Colorado U study
...tralopithecines that includes the famous Ethiopian fossil
Lucy that lived over 3 million years ago. Lucy is regarded by many anthropologists as the matriarch of modern humans. "One line of Lucy's children ultimately led to modern humans while the other was an evolutionary dead end," he said. "Since we ...
Reef warns of sea level rise
...hey may have to cope with under global warming. A fossil
coral reef, lying several metres above today's hig...ologically stable, has a number of both living and fossil
coral reefs along it, the results of the Leeuwin current bringing coral larvae down from Indonesia a...
ESA joins UN climate talks in Kenya
...rough wildfires, land clearance and the burning of fossil
fuels. The total amount of carbon dioxide in the atmosphere has increased by a quarter since the start of the Industrial Revolution 150 years ago. In addition to reducing greenhouse emissions to clear the air of excess carbon dioxide, plant growth...
Spectacular dinosaur skull comes back to Alberta
...Ottawa which coincided with the opening of the new fossil
gallery at the Canadian Museum of Nature. In order to commemorate this coincidence the museum offered up a cast of this Alberta dinosaur's skull at the Annual Meeting Auction--the proceeds go to student research and travel grants. Using funds raised ...
Novel experiment documents evolution of genome in near-real time
...s are moving targets. "Paleontologists look at the fossil
record to study how evolution of dinosaurs and oth...published genomic sequences of bacteria are like a fossil
record and our experiments confirm that these genomes can change quickly as bacteria adapt to new co...
Using science and agriculture to achieve sustainable investments in the new bioeconomy
...l base, and reduce reliance on increasingly scarce fossil
fuels. Many agree that agriculture has a role in addressing the nation's projected energy problems, but it's not without its own set of issues. The agricultural and forestry sectors will be tapped for its resources, but questions arise regarding the ...
Fossils of ancient sea monster found in Montana
...useum of the Rockies, in Bozeman, Mont., where the fossil
rests in boxes. "We have been looking for it for a...fossils of this type in the world, the new Montana fossil
could have had as many as 50 to 70 vertebrae in its neck, Druckenmiller said. "If the skull is 40 c...
U of M researchers invent 'flashy' new process to turn soy oil, glucose into hydrogen
...s faster than current technology, with no input of fossil
fuels and in reactors at least 10 times smaller th... to biodiesel requires the addition of methanol, a fossil
fuel. The new process skips the biodiesel step and turns oil straight into hydrogen and carbon monox...
Fossil is missing link in elephant lineage
...two functional teeth in place at a time. "The new fossil
from Eritrea is important because it shows aspects...eum of Paleontology. But the creature that the new fossil
represents also had characteristics in common with palaeomastodonts, namely smaller body size and a ...
Modeling alien invasions: Plasticity may hold the key to prevention
record shows that plant and animal extinctions have always been part of life. But today, species are disappearing at an unprecedented rate, unable to keep pace with habitat loss and alien species invasions. Exotic invasive species can quickly displac...
Scientists find lamprey a 'living fossil'
...Chicago have uncovered a remarkably well-preserved fossil
lamprey from the Devonian period that reveals toda...06, issue of Nature. "Apart from being the oldest fossil
lamprey yet discovered, this fossil
shows that lampreys have been parasitic for at least 360 million...
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