Latest articles - page 30

Artificial leaf jumps developmental hurdle

In a recent early online edition of Nature Chemistry, ASU scientists, along with colleagues at Argonne National Laboratory, have reported advances toward perfecting a functional artificial leaf. Designing an artificial leaf that uses solar energy to convert

February 19, 2014

Increase in Arctic cyclones linked to climate change, new study shows

Winter in the Arctic is not only cold and dark, it is also storm season when hurricane-like cyclones traverse the northern waters from Iceland to Alaska. These cyclones are characterized by strong localized drops in sea level pressure, and as Arctic-wide decreases in

February 19, 2014

Unexpected geomagnetic storming underway, reaching G2 (moderate) levels

Earth is currently under the influence of a Coronal Mass Ejection (CME) and G2 (Moderate) geomagnetic storming has been observed. According to SWPC, this is likely the result of what was expected to be a near miss from an event originally observed on

February 19, 2014

California experiencing its worst drought in over a century

USGS is reporting that the lack of precipitation throughout California for the much of the past three months has only exacerbated the dryness and is causing varying degrees of low levels of streamflow in the northern two-thirds of the state. Low

February 18, 2014

Record breaking rainfall - sinkholes rapidly appearing across Britain

Extraordinary amounts of rainfall and severe storms that have been battering England and Wales for last two months caused devastating floods and a sharp increase in sinkhole openings. Geologists warn the country should brace for more openings even after the rains

February 18, 2014

Magnitude 6.5 earthquake struck east of Lesser Antilles, Puerto Rico swarm continues

USGS registered M 6.5 earthquake at depth of 17.5 km east of Lesser Antilles (eastern boundary of the Caribbean Sea with the Atlantic Ocean) on February 18, 2014 at 09:27 UTC. EMSC is reporting Mw 6.5 at depth of 15 km. Epicenter was located 187 km (116

February 18, 2014

Volcanoes, including Mt. Hood, can go from dormant to active quickly

A new study suggests that the magma sitting 4-5 kilometers beneath the surface of Oregon's Mount Hood has been stored in near-solid conditions for thousands of years, but that the time it takes to liquefy and potentially erupt is surprisingly short – perhaps

February 17, 2014

Federal court deals blow to net neutrality, threatening future of freely accessible, unbiased information

Whether it is being blocked by governments or whether tech companies are attempting to limit access to it, attempts to control your access to the Internet have been ongoing practically since its commercialization. Until now, however, outside of governments (Syria

February 17, 2014

Asteroid '2000 EM26' on close approach tonight

An asteroid with estimated size of 120 - 270 m will make a relatively close approach to our planet on February 18, 2014. The asteroid, named "2000 EM26", will fly by us at the nominal distance of 0.022 AU (3.21 million km / 8.8 lunar distances) with

February 17, 2014

Eruption of Indonesian Mount Kelut the largest since the 2010 eruption of Puyehue-Cordon Caulle in Chile

According to BNPB, moderate intensity tremors continue at Mount Kelut but the volcano has been showing a decline in the intensity of the eruption. The ash plume rising to about 3000 m in altitude was observed yesterday.  Mount Kelut erupted in the late hours of

February 17, 2014

Frst global geologic map of Jupiter's Ganymede, the largest moon in the solar system

A group of scientists led by Geoffrey Collins of Wheaton College has produced the first global geologic map of Ganymede, Jupiter's seventh moon. The map combines the best images obtained during flybys conducted by NASA's Voyager 1 and 2 spacecraft (1979) and

February 16, 2014

Persistent strombolian activity at Etna's New Southeast Crater

Mild, persistent strombolian activity is continuing at Etna's New Southeast Crater (NSEC) from the same two eruptive vents within the crater that have been active over the past few days. Lava emission continues from an effusive vent located within the

February 16, 2014

Cassini gets a 360-degree view of Saturn's auroras

While Hubble Space Telescope, orbiting around Earth, was able to observe the Saturn's northern auroras in ultraviolet wavelengths, Cassini spacecraft, orbiting around Saturn, got complementary close-up views in infrared, visible-light and ultraviolet

February 16, 2014

Rewriting the text books: Scientists crack open 'black box' of development

We know much about how embryos develop, but one key stage – implantation – has remained a mystery. Now, scientists from Cambridge have discovered a way to study and film this 'black box' of development. Their results – which will lead to the

February 15, 2014

IBEX research shows influence of galactic magnetic field extends well beyond our solar system

In a report published yesterday, new research suggests the enigmatic “ribbon” of energetic particles discovered at the edge of our solar system by NASA’s Interstellar Boundary Explorer (IBEX) may be only a small sign of the vast influence of the

February 14, 2014

Satellites tracking huge cloud of ash and SO2 after major eruption of Mount Kelut

After yesterday's major eruption of Indonesian Mount Kelut satellites are tracking major cloud of ash and sulphur dioxide as it spreads in the atmosphere. The ash has reached high altitudes where commercial aircraft fly and is a significant

February 14, 2014

Never before seen levels of radiation reported near Pacific

Operator of crippled Fukushima Daiichi nuclear complex said on Thursday, February 13, that the latest samples of water tested inside the complex contained radioactive cesium at levels never seen before by the embattled utility. TEPCO, while admitting there may be a

February 14, 2014

Mass death of dinosaurs in northern China caused by volcanic eruption

Well preserved fossils found at the Jehol Biota, northeast China, suggest that a volcanic eruption in the Cretaceous Era may have caused the mass death of dinosaurs in that region. The fossil formations were similar to remains uncovered from the Roman city of

February 14, 2014

Strong eruption of Kelut volcano forces evacuation of over 76 000 people, Indonesia

Kelut volcano in Indonesia violently erupted today shooting a column of smoke and ash approximately 15 km into the air. According to Darwin VAAC, at 16:32 UTC, volcanic ash extended 50 NM (93 km) to the west. Authorities increased alert level to

February 13, 2014

From artificial to natural, the food industry makes a major shift

Extracts from algae, rosemary and monk fruit could soon replace synthetic ingredients and food additives such as Blue No. 1, BHT and aspartame that label-conscious grocery shoppers are increasingly shunning. Research is enabling this shift from artificial colors,

February 13, 2014

Active volcanoes in the world: February 5 - February 11, 2014

In last 7 days new activity was observed at 8 volcanoes, ongoing activity was reported for 11 volcanoes. This report covers active volcanoes in the world from February 5 - February 11, 2014 based on Smithsonian/USGS criteria. New

February 13, 2014

Major winter storm affecting Southeast US, moving up the Eastern Seaboard

A major winter storm is affecting parts of the Southeast U.S. with dangerous ice and snow and is expected to intensify Wednesday evening, February 12, as it moves up the Eastern Seaboard, affecting locations across the mid-Atlantic and Northeast. More than 2.5 cm (1

February 12, 2014

Severe weather warning for stormy conditions across the UK

Met Office forecasters have issued a red National Severe Weather Warning for stormy conditions across the UK this afternoon and evening.  The strongest winds are expected across Wales and northern England with gusts of 128 - 160 km/h (80 - 100 mph) in some

February 12, 2014

Multiple CMEs observed from central region on the Sun

Solar activity was at moderate levels in last 24 hours (12:30 UTC). Region 1974 (S13W05, Fsc/beta-gamma-delta) continued to exhibit growth and separation in the intermediate spots, and was responsible for the majority of the flare activity throughout the

February 12, 2014

Changed landscape around Sinabung volcano, Indonesia

The following images show how much of the landscape around Sinabung volcano, Indonesia, has changed in last 9 months. The ash has coated nearby villages, as well as the coffee, chili pepper, and other plantation clustered at the foot of the

February 12, 2014

Very strong and shallow earthquake M 7.3 struck Xinjiang – Tibet border, China

Very strong and shallow earthquake struck Xinjiang - Tibet border in China on February 12, 2014 at 09:19 UTC (17:19 local time). CEIC, the seismological agency of the Chinese government is reporting a Magnitude of 7.3 at a depth of 12 km. The quake lasted

February 12, 2014

Solar Dynamics Observatoy (SDO) - Year 4

NASA's Solar Dynamics Observatory (SDO), launched on February 11, 2010, keeps a 24-hour eye on the entire disk of the Sun, with a prime view of the graceful dance of solar material coursing through the Sun's atmosphere, the corona. The

February 11, 2014

Sky Dance - Time-lapse video by InFocus Imagery

Found a little bit of Aurora on Februaty 8/9, 2014. There was a very subdued show. Conditions on Friday were blowing snow, -22 deg C with a 15 km/h wind from the north. I thought that was pretty cold until I headed out again on Saturday night when it was crystal clear

February 11, 2014

Editing the human genome one letter at a time

Scientists at the Gladstone Institutes have found a way to efficiently edit the human genome one letter at a time. The discovery is boosting researchers' ability to model human disease, and paving the way for therapies that cure disease by fixing these

February 10, 2014

Severe winter storm and unusually heavy snow hit parts of eastern Japan

Severe winter storm that started affecting eastern Japan on Saturday, February 8, dropped heavy snow, caused significant transportation problems and power outages. By Monday afternoon, February 10, the storm claimed the lives of 11 people. More than

February 10, 2014

Earth and our moon as seen from Mars

This view of the twilight sky and Martian horizon taken by NASA's Curiosity Mars rover includes Earth as the brightest point of light in the night sky. Earth is a little left of center in the image, and our moon is just below Earth. Researchers used the left eye

February 10, 2014

New lava dome and powerful eruption of Shiveluch, Kamchatka

Another powerful eruption of Kamchatkan Shiveluch volcano occurred late on February 6 (early morning February 7 in Kamchatka). Tokyo VAAC spoted an ash plume drifting at approximately 9 km (27 000 ft) altitude and more than 300 km northwest of the

February 10, 2014

Global warming actually decreases storm activity, says science paper

Current weather patterns are changing, we are constantly told by everyone from President Obama during his most recent State of the Union Address on down through various academic circles. And few of us dispute that; weather, after all, changes over time, as

February 07, 2014

Strong earthquake M6.5 struck close to Port-Olry and Luganville, Vanuatu

A strong earthquake with recorded magnitude of 6.5 struck Vanuatu on February 7, 2014 at 08:40 UTC (19:40 local time). According to USGS, the depth of the earthquake was 111.2 km (69.1 miles); EMSC is reporting depth of 115 km. Epicenter was

February 07, 2014

Severe winter storm hits Northeast US, heavy snow warnings for the Oregon Cascades and the California Sierras

An unusually heavy winter storm set up on Monday night over southwestern Kansas peaked over Kansas City on Tuesday, February 4, bringing heavy snow and disrupting traffic. The system moved through the central United States and headed north-east into

February 06, 2014