Tag Archives: origin
How strike-slip faults form: The origin of earthquakes
Cracked Road Structural geologist Michele Cooke calls it the “million-dollar question” that underlies all work in her laboratory at the University of Massachusetts Amherst: what goes on deep in Earth as strike-slip faults form in the crust? This is the … Continue reading
A skull with history: A fossil sheds light on the origin of the neocortex
According to a recent study an early relative of mammals already possessed an extraordinarily expanded brain with a neocortex-like structure. Paleontology News — ScienceDaily
Australian origin likely for iconic New Zealand tree
Ancestors of the iconic New Zealand Christmas Tree, Phutukawa, may have originated in Australia, new fossil research suggests. Paleontology News — ScienceDaily
A new twist on uranium’s origin story
Biogeochemists found biogenic, non-crystalline uranium occurring naturally in a Wyoming roll front, offering new clues to the mineral’s origins. Geology News — ScienceDaily
The controversial origin of a symbol of the American west
New research has identified North America’s oldest bison fossils and helped construct a bison genealogy establishing that a common maternal ancestor arrived between 130,000 and 195,000 years ago, during a previous ice age. Paleontology News — ScienceDaily
Experiments name origin of Earth’s iron into query
An infographic describing theories on how the Earth obtained its iron. Credit: Designed by Laura Martin/The University of Texas at Austin Jackson School of Geosciences. Images M and a couple of from NASA/JPL-Caltech, Image A from X-Science, Earth from NASA/JPL. … Continue reading
Experiments name origin of Earth’s iron into query
New analysis reveals that the Earth’s distinctive iron composition is not linked to the formation of the planet’s core, calling into query a prevailing principle concerning the occasions that formed our planet throughout its earliest years. Geology News — ScienceDaily
A a number of-influence origin for the Moon
Nature Geoscience 10, 89 (2017). doi:10.1038/ngeo2866 Authors: Raluca Rufu, Oded Aharonson & Hagai S. Perets Nature Geoscience – Issue – nature.com science feeds
Origin of agate: a 300-year-old enigma
Quartz has been estimated to occupy around 12% of the earth’s crust and can be found in many forms, ranging from the massive, clear crystals of quartz and amethyst to the microcrystalline quartz that is to be found in jasper, … Continue reading
Shedding light on the origin of the baleen whale
The origin of filter feeding in baleen whales — the largest animal known to have ever existed — is now better understood, thanks to research on ‘Alfred’ the 25- million-year-old fossilized whale skull. Paleontology News — ScienceDaily