Research

M-TeX and MIST experiments launched into auroras

The interaction of solar winds and Earth’s atmosphere produces northern lights, but to scientists this interaction is more than a light display. It produces many questions about the role it plays in Earth’s meteorological processes and the impact on the plan

January 29, 2015

Missing link in metal physics explains Earth’s magnetic field

Earth’s magnetic field is crucial for our existence, as it shields the life on our planet’s surface from deadly cosmic rays. It is generated by turbulent motions of liquid iron in Earth’s core. Iron is a metal, which means it can easily conduct a flow

January 29, 2015

Historical hydraulic fracturing trends and data unveiled in new USGS publications

Two new U.S. Geological Survey publications that highlight historical hydraulic fracturing trends and data from 1947 to 2010 are now available.Hydraulic fracturing is presently the primary stimulation technique for oil and gas production in unconventional resource reser

January 29, 2015

Long series of droughts doomed Mexican city 1000 years ago

Archaeologists continue to debate the reasons for the collapse of many Central American cities and states, from Teotihuacan in Mexico to the Yucatan Maya, and climate change is considered one of the major causes.A University of California, Berkeley, study sheds new ligh

January 28, 2015

The winners and losers of ocean acidification

The population balance of some marine ‘pests’ could be drastically changed as the world’s oceans become increasingly acidic.Populations of certain types of marine organisms known collectively as the ‘biofouling community’ – tiny

January 28, 2015

New climate change projections for Australia

CSIRO and the Bureau of Meteorology released climate change projections for Australia that provide updated national and regional information on how the climate may change to the end of the 21st century.The projections are the most comprehensive ever released for Austral

January 28, 2015

Swarm of scientific microprobes to the clouds of Jupiter in 2030

A swarm of tiny probes each equipped with a different sensor could be fired into the clouds of Jupiter and grab data as they fall before burning up in the gas giant planet's atmosphere, according to a recently presented concept in International Journal of Space Scie

January 26, 2015

A 3D view of the age and structure of the Greenland Ice Sheet

Scientists using ice-penetrating radar data collected by NASA’s Operation IceBridge and earlier airborne campaigns have built the first-ever comprehensive map of layers deep inside the Greenland Ice Sheet. This new map allows scientists to determine the age of lar

January 23, 2015

Patterns that led to collapse of wildlife populations on land now occurring in oceans

University of Santa Barbara researchers reviewed the past, present and future of marine animal life in a new study titled „Marine defaunation: Animal loss in the global ocean". Consortium of scientists, found that the same patterns that led to the collapse o

January 22, 2015

South Pole Ice Core project - digging 40 000 years into climate history of South Pole

South Pole Ice Core (SPICE) project is a joint effort by researchers from the University of Washington and the University of California, Irvine to 'dig' 40 000 years into climate history at the planet's southernmost tip. The ice core will be drilled to a dep

January 22, 2015

Fast radio burst from a distant source captured in real-time

A short, sharp flash of radio waves from a mysterious source up to 5.5 billion light years from Earth has been detected in real-time by CSIRO’s Parkes radio telescope in eastern Australia. Swinburne University of Technology PhD student, Emily Petroff,

January 19, 2015

Can organic crops compete with industrial agriculture?

A systematic overview of more than 100 studies comparing organic and conventional farming finds that the crop yields of organic agriculture are higher than previously thought. The study, conducted by UC Berkeley researchers, also found that certain practices could furth

January 16, 2015

A call for changes in 50 year-old drinking water standards

Changes in drinking water quality in the 21st Century are coming from a myriad of circumstances, and not all are for the best. Top contenders for why water-drinking quality might become suspect to the average consumer include California's drought conditions, the tec

January 14, 2015

8 000 scientific papers link refined white sugar to chronic disease

One of the worst things you can do to your body is feed it sugar - not necessarily natural sugar like the kind found in fruit, but refined sugar. A team of scientists from the University of California in San Francisco (UCSF) recently pored through more than 8 000 scient

January 14, 2015

Rise in mass die-offs seen among birds, fish and marine invertebrates

An analysis of 727 mass die-offs of nearly 2,500 animal species from the past 70 years has found that such events are increasing among birds, fish and marine invertebrates. At the same time, the number of individuals killed appears to be decreasing for reptiles and amph

January 14, 2015

New, tighter timeline confirms ancient volcanism aligned with dinosaurs' extinction

A definitive geological timeline shows that a series of massive volcanic explosions 66 million years ago spewed enormous amounts of climate-altering gases into the atmosphere immediately before and during the extinction event that claimed Earth's non-avian dinosaurs

January 10, 2015

Mercury from gold mines accumulates hundreds of miles downstream

Duke University researchers have found hazardous levels of mercury hundreds of miles downstream from Peruvian gold mines.Researchers have determined that the health risks taken on by artisanal, small-scale gold miners extend far beyond the miners themselves.Based on a s

January 10, 2015

Birds can sense extreme weather events and storms more than 24 hours in advance

An experiment on bird migration patterns has inadvertently revealed that some bird species possess a unique ability to detect inclement weather hours or even days before it hits. Researchers from the Universities of Tennessee and Minnesota found that the golden-winged

January 08, 2015

Electromagnetic waves linked to particle fallout in Earth's atmosphere, new study finds

In a new study that sheds light on space weather's impact on Earth, Dartmouth researchers and their colleagues show for the first time that plasma waves buffeting the planet's radiation belts are responsible for scattering charged particles into the atmosphere.T

January 05, 2015

Resveratrol activates ancient stress response

Scientists at The Scripps Research Institute (TSRI) have found that resveratrol, the red-wine ingredient once touted as an elixir of youth, powerfully activates an evolutionarily ancient stress response in human cells. The finding should dispel much of the mystery and c

January 02, 2015

​Top weather conditions that amplify Lake Erie algal blooms revealed

Of the many weather-related factors that contribute to harmful algal blooms (HABs) in Lake Erie, a new study has identified one as most important: the wind.Over a 10-year period in Lake Erie, wind speed contributed more consistently to HABs than sunshine or even precipi

December 30, 2014

Study hints that ancient Earth made its own water

A new study is helping to answer a longstanding question that has recently moved to the forefront of earth science: Did our planet make its own water through geologic processes, or did water come to us via icy comets from the far reaches of the solar system?The answer i

December 29, 2014

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