Research

The next Napa earthquake could be much bigger, scientists find

The magnitude 6 earthquake that shook the Napa Valley in August 2014 was the strongest the region had felt in more than 20 years. But the next earthquake in the area could be much stronger, according to preliminary research from the University of California, Davis, pres

December 19, 2014

Long-standing space mystery revealed - origin of the 'theta aurora'

Auroras are the most visible manifestation of the Sun’s effect on Earth, but many aspects of these spectacular displays are still poorly understood. Thanks to ESA’s Cluster and NASA’s Image satellites working together, a particular type of very high-la

December 19, 2014

Satellites measure increase of Sun’s energy absorbed in the Arctic

NASA satellite instruments have observed a marked increase in solar radiation absorbed in the Arctic since the year 2000 – a trend that aligns with the steady decrease in Arctic sea ice during the same period.While sea ice is mostly white and reflects the sun&rsqu

December 17, 2014

Scientists identify mechanism that accelerated the 2011 Japan earthquake

The fault responsible for the 9.0 magnitude Tohoku earthquake had been relieving stress at a gradually accelerating rate for years before the 2011 quake.Stanford scientists have found evidence that sections of the fault responsible for the 9.0 magnitude Tohoku earthquak

December 16, 2014

Scientists observe the Earth grow a new layer under an Icelandic volcano

New research into an Icelandic eruption has shed light on how the Earth's crust forms, according to a paper published today in Nature. When the Bárðarbunga volcano, which is buried beneath Iceland's Vatnajökull ice cap, reawakened in August

December 15, 2014

Remarkably weak solar activity and intensifying cosmic rays preclude deep space human exploration?

Dr. Tony Phillips, author of SpaceWeather.com, brought our attention to a very interesting research article published recently in AGU's journal "Space Weather". The article is titled "Does the worsening galactic cosmic radiation environment observed b

December 07, 2014

Geophysicists challenge traditional theory underlying the origin of mid-plate volcanoes

Source of volcanoes may be much closer than scientists thought... A long-held assumption about the Earth is discussed in today's edition of Science, as Don L. Anderson, an emeritus professor with the Seismological Laboratory of the California Institute of Technology

December 05, 2014

A barrage of small impacts likely erased much of the Earth’s primordial atmosphere

Today’s atmosphere likely bears little trace of its primordial self: Geochemical evidence suggests that Earth’s atmosphere may have been completely obliterated at least twice since its formation more than 4 billion years ago. However, it’s unclear what

December 02, 2014

Van Allen probes spot an impenetrable barrier in space

Van Allen radiation belts have been found to contain a nearly impenetrable barrier that prevents the fastest, most energetic electrons from reaching Earth.The Van Allen belts are a collection of charged particles, gathered in place by Earth’s magnetic field. They

November 28, 2014

Huge amounts of carcinogenic chemicals contaminate air near fracking sites

It seems as though, with each day that passes, yet another health and environmental hazard is identified as being linked to hydraulic fracking, the process of injecting more than 200 chemicals at high pressure into the ground, shattering rock and releasing one America&#

November 18, 2014

How do active volcanoes change clouds?

NASA Goddard Space Flight Center scientist Andrew Sayer talks about how emissions from volcanoes can affect clouds. This video provides an overview of research published in the Journal of Atmospheric Chemistry and Physics. Research: Systematic satellite observations of

November 14, 2014

Rocket experiment redefines what scientists think of as galaxies

NASA's sounding rocket experiment has detected a surprising surplus of infrared light in the dark space between galaxies, a diffuse cosmic glow as bright as all known galaxies combined. The glow is thought to be from orphaned stars flung out of galaxies. The finding

November 07, 2014

Scientists warn: Colossal volcanic eruption could destroy Japan

According to a new study by Kobe University earth scientists, Japan could be nearly destroyed by a massive volcanic eruption over the next century. The experts said they analyzed the scale and frequency of volcanic eruptions in the archipelago nation over the past 120

October 29, 2014

World is losing 2 000 hectares of farm soil daily to salt damage

Salt-spoiled soils worldwide: 20% of all irrigated lands — an area equal to size of France. Extensive costs include $27 billion+ in lost crop value/year. UNU study identifies ways to reverse damage, says every hectare needed to feed world’s fast-growing popu

October 28, 2014

Hydraulic fracturing linked to 400 earthquakes in Ohio, study

Hydraulic fracturing triggered a series of small earthquakes in 2013 on a previously unmapped fault in Harrison County, Ohio, according to a study published in the journal Seismological Research Letters (SRL) on October 14, 2014. Nearly 400 small earthquakes occurred be

October 16, 2014

Icebergs drifted to Florida during last ice age

Using a first-of-its-kind, high-resolution numerical model to describe ocean circulation during the last ice age about 21 000 years ago, oceanographer Alan Condron of the University of Massachusetts Amherst has shown that icebergs and meltwater from the North American i

October 15, 2014

Drones and robots to monitor active volcanoes

A professor at Tohoku University in Japan, Keiji Nagatani, has spent last 10 years developing robotic systems specifically designed to operate in harsh conditions near active volcanoes. Nagatani's aim is to design robots which can go where humans can't and effec

October 15, 2014

Earth’s magnetic field can flip in less than 100 years, new study

It is known that Earth’s magnetic field has flipped many times throughout the planet’s history. Its dipole magnetic field remains about the same intensity for thousands to millions of years, but for incompletely known reasons it occasionally weakens (such is

October 15, 2014

LRO finds young volcanic deposits on the Moon

NASA’s Lunar Reconnaissance Orbiter (LRO) found scores of young volcanic deposits estimated to be less than 100 million years old and provided researchers with strong evidence the Moon's volcanic activity slowed gradually instead of stopping abruptly a billion

October 14, 2014

Results of world's largest Near Death Experiences study published

Recollections in relation to death, so-called out-of-body experiences (OBEs) or near-death experiences (NDEs), are an often spoken about phenomenon which have frequently been considered hallucinatory or illusory in nature; however, objective studies on these experiences

October 10, 2014

NuSTAR discovers first ultraluminous pulsar, impossibly bright dead star

Astronomers working with NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) have found a pulsating dead star beaming with the energy of about 10 million suns. The object, previously thought to be a black hole because it is so powerful, is in fact a pulsar - the

October 10, 2014

New study revealed AIDS pandemic origin was in Kinshasa in 1920s

An international team, led by Oxford University and University of Leuven scientists has reconstructed the genetic history of the HIV-1 group M pandemic and concluded that it originated in Kinshasa, Democratic Republic of Congo.The team'ss analysis suggests that the

October 09, 2014

New active fault found in Wellington Harbour, New Zealand

NIWA scientists have found a new active fault in Wellington Harbour after analysing data from a recent marine survey. The fault, referred to informally as the Aotea Fault, runs in a northeasterly direction for about 2km in Lambton Harbour, petering out about 1 km east

October 08, 2014

Study suggests current changes in the ocean around Antarctica could trigger steep rise in sea levels

A new study suggests that current conditions in the ocean around Antarctica​ could led to the rapid melting of Antarctic ice and an abrupt 3-4 meter rise in global sea level. Warming in parts of Antarctica is causing land-based ice to melt, adding massive amounts of

October 06, 2014

New seafloor map exposes thousands of previously unchartered ‘seamounts’, ridges and deep ocean structures

Two previously untapped streams of satellite data from ESA's CryoSat mission were used by Scripps Institution of Oceanography scientists at UC San Diego and their colleagues to create the new gravity map of the world's seaflor, exposing thousands of previously u

October 06, 2014

Liquid phase 3D printing method introduced by Chinese researchers

Scientists at the Beijing Key Laboratory of CryoBiomedical Engineering, part of the Technical Institute of Physics and Chemistry at the Chinese Academy of Sciences, have developed a new conceptual liquid-phase 3D printing method with "ink" consisting of a meta

October 03, 2014

Observing temperature variability across the world

Daily and nightly differences in temperatures worldwide are fast approaching yearly differences between summer and winter temperatures, according to the new study published in Nature Climate Change.George Wang (Germany’s Max Planck Institute for Developmental Biol

October 01, 2014

Prehistoric volcanic eruption leaves intercontinental footprint

A new study led by University of Alberta researchers has shown that a volcanic eruption 1 200 years ago scattered ash from Alaska to Europe - a discovery that will help researchers understand how future eruptions could affect the world.Britta Jensen and Duane Froese in

September 30, 2014

Monster black hole lurking inside one of the tiniest galaxies ever known

A supermassive blackhole has been found inside the tiniest galaxy ever found, the M60-UCD1, located about 54 million light years away from Earth. Researchers used NASA’s Hubble and the Gemini North 8-meter optical and infrared telescope on Hawaii to observe and

September 26, 2014

An anomaly in satellites' flybys baffles scientists

Scientists have found anomalies in the speed of space probes such as Rosetta and Cassini, as they fly over certain planets, something they haven't been able to explain. Noticed for the first time during a careful inspection of DSN Doppler data shortly after the Eart

September 26, 2014

Groundwater chemistry as a precursor for earthquakes: The Iceland experience

Even during ancient times, our predecessors have used numerous precursor signals for upcoming natural disasters. Groundwater chemistry is one of them and according to latest scientific researches it has been observed to change before earthquakes. Alasdair Skelton from

September 25, 2014

Finding hints of gravitational waves in the stars

New model describes overlooked prediction of Einstein's theory of relativity, demonstrates that stars can absorb gravitational ripples.Scientists have shown how gravitational waves - invisible ripples in the fabric of space and time that propagate through the univer

September 23, 2014

Massive galaxies grow by eating their smaller neighbors

Australian astronomers have found out that massive galaxies in the Universe have stopped making their own stars and are instead snacking on nearby galaxies. They looked at more than 22 000 galaxies and found that while smaller galaxies were very efficient at creating st

September 21, 2014

Mysterious volcanic eruption given light

One of the biggest unknown volcanic eruptions" in the last 500 years has been given new light through the collaboration of Bristol University colleagues from the School of Earth Sciences, PhD student Alvaro Guevara-Murua, and Dr. Caroline Williams, from the Departm

September 20, 2014

British weather set to become more unsettled

British winters are becoming increasingly volatile due to extreme variations in pressure over the North Atlantic according to scientists from the University of Sheffield.The new research, published on September 9, 2014, in the International Journal of Climatology,

September 10, 2014