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Rocks at Racetrack Playa seem to move on their own, leaving mysterious trails behind. These are the “sliding rocks” or “sailing stones” of Death Valley. First documented by miners back in the 1900s, these rocks range from pebbles to 600-pound … Continue reading
The discovery of anomalously high levels of mercury in rocks from the Ordivician geological period has led to a new interpretation of the ensuing mass extinction. A sequence of disturbances may have led to catastrophic cooling by reflective sulfate aerosols … Continue reading
A new technique to investigate the underwater volcanoes that produce Earth’s tectonic plates has been developed by a geophysicist. Geology News — ScienceDaily
Cross-sectional view of Earth, showing mantle, convection currents, and plate motion Several hundred miles off the Pacific Northwest coast, a small tectonic plate called the Juan de Fuca is slowly sliding under the North American continent. This subduction has created … Continue reading
The fossil of the Euchambersia therapsid (a pre-mammalian reptile), that lived in South Africa about 260 million years in the past, is the primary proof of the oldest mammal to supply venom. CT scans of fossils of the pre-mammalian reptile … Continue reading
New research reports that, contrary to popular belief, mammals began their massive diversification 10 to 20 million years before the extinction of the dinosaurs. Paleontology News — ScienceDaily
An international team of researchers has uncovered new information about the Black Death in Europe and its descendants, suggesting it persisted on the continent over four centuries, re-emerging to kill hundreds of thousands in Europe in separate, devastating waves. read … Continue reading
About 20 million years ago a single flea became entombed in amber with tiny bacteria attached to it, providing what researchers believe may be the oldest evidence on Earth of a dreaded and historic killer – an ancient strain of … Continue reading
P(see previous).BR(ANSA) – Florence, May 5 – Florence police said Monday they suspected a maniac had killed a prostitute found tortured to death after being strapped to an iron bar.BRThe woman probably died slowly after being sexually tortured and left … Continue reading
PLast week I visited sunny Pasadena to present the five years of scientific research I have been working on, and I