Daily Archives: February 4, 2013

Seismologist Warns of Megathrust Earthquake Threat for New Zealand

Posted on by

Author: Patrick O' Sullivan

Less than 100km off the coast of Hawke's Bay is a deep-water trench that could be the site of a potential megathrust earthquake similar to the 2011 Japan earthquake, says seismologist Kevin Furlong. Despite the Hikurangi Trench's potential, he said very little was known about the underwater valley, where the...

Did Extreme Space Weather Cause Medieval Famines?

Posted on by

Author: Physics arXiv Blog

The Earth’s local interplanetary environment is a maelstrom of solar winds, giant clouds of hot plasma ejected from the Sun and violent magnetic fields. To a large extent, we are protected from this so-called space weather by our atmosphere and the Earth’s magnetic field. But every once in a while,...

U.K Undercover Police Used Dead Children’s Identities

Posted on by

Author: Paul Lewis

Britain's largest police force stole the identities of an estimated 80 dead children and issued fake passports in their names for use by undercover police officers. The Metropolitan police secretly authorised the practice for covert officers infiltrating protest groups without consulting or informing the children's parents. The details are revealed in an...

Scientists See Insect Outbreaks From Space

Posted on by

Author: Claire Martin / Video

It’s become a destructive cycle in the western U.S.: Warmer temperatures and drought conditions prolong the life cycle of mountain pine beetles, allowing them to prey on the pine, spruce and fir trees that blanket the mountains. The trees turn reddish-brown before dying off–a phenomenon the National Park Service deemed “an epidemic stretching...

Giant Veil of “Cold Plasma” Discovered High Above Earth

Posted on by

Author: Dave Mosher

Clouds of "cold plasma" reach from the top of Earth's atmosphere to at least a quarter the distance to the moon, according to new data from a cluster of European satellites. Earth generates cold plasma—slow-moving charged particles—at the edge of space, where sunlight strips electrons from gas atoms, leaving only...