Latest articles - page 20

Turrialba eruption spews large quantities of ash onto nearby communities, Costa Rica

Costa Rica's Turrialba volcano erupted at 17:24 UTC on Sunday, April 4, 2015 spewing heavy ash on nearby communities. OVSICORI said the eruption lasted for an hour.Column of ash reached 500 meters into the sky and rained large quantities of ash. Winds have carried i

April 06, 2015

Severe Nor'wester hits Bangladesh

A severe Nor'wester lashed through Dhaka and northwestern region of Bangladesh late April 4, 2015 leaving at least 24 people dead and hundreds injured. Weather officials said this was the first severe storm in the usual spring storm season.It left a tail of destruct

April 05, 2015

Typhoon "Maysak" (Chedeng) about to make landfall in southern Isabela, Philippines

Typhoon "Maysak" (Chedeng) has accelerated slightly as it continues to move closer to Isabela-Aurora area, Philippines, state weather bureau PAGASA said today.Maysak was a Super Typhoon with maximum sustained winds of 259 km/h (161 mph), and wind gusts up to

April 04, 2015

Total lunar eclipse on April 4, 2015

A total lunar eclipse will occur on April 4, 2015. This is the shortest total lunar eclipse of the century and third of four total lunar eclipses separated by approximately 6 months, a rare phenomenon astronomers call a 'tetrad.' The first two were on April 15 a

April 03, 2015

Massive sandstorm hits Arabian Peninsula

A massive sandstorm has swept through Arabian Peninsula on April 1 and 2, 2015 severely reducing visibility, disrupting traffic and causing residents to suffer breathing difficulties. In many places the visibility was turned to zero.The sandstorm of the intensity never

April 02, 2015

Active volcanoes in the world: March 25 - 31, 2015

New activity/unrest was observed at 2 volcanoes from March 25 - 31, 2015. During the same period, ongoing activity was observed at 11 volcanoes.New activity/unrest: Chirinkotan, Kuril Islands (Russia) | Villarrica, Chile.Ongoing activity: Bagana, Bougainville (Papua Ne

April 02, 2015

Deep M6.0 earthquake registered near Fiji

A strong and very deep M6.0 earthquake was registered near Fiji on April 2, 2015 at 04:10 UTC. USGS is reporting depth of 560.5 km (348.2 miles). Geoscience Australia is reporting M6.0 at a depth of 578 km (359 miles).Epicenter was located 260 km (162 miles) SE of Lamba

April 02, 2015

The electrochemistry of Comets with Dr. Franklin Anariba

It is a great paradox in comet science: We are told that a comet nucleus is a ball of ice, or dirty snowball, or icy fluff ball that accreted billions of year ago in the solar system’s infancy. Comets are said to sublimate ices as they move toward the sun, and

April 01, 2015

Night sky guide for April 2015

This month is marked by the third of four total lunar eclipses separated by approximately 6 months - tetrad - which will occur at 12:00 UTC on April 4, 2015. The Moon will gradually get darker and then take on a rusty or blood red color. The eclipse will be visible thro

April 01, 2015

Wettest March in 100 years in north and central India

According to the Indian meteorological department (IMO), March 2015 has been the "wettest" March for nothern and central parts of the country in the past 100 years.Excessive rains made extensive damage to field and horticulture crops as well as vegetbles in va

April 01, 2015

Record breaking Maysak becomes a Super Typhoon, heading toward Philippines

Typhoon "Maysak" has intensified into a Super Typhoon on March 31, 2015 reaching Category 5 hurricane status on the Saffir-Simpson scale. Maysak is a rare, record breaking Super Typhoon which is expected to peak at 287.1 km/h (178.4 mph) on April 1 or 2, befor

March 31, 2015

Global lightning activity

Lightning occurs more often over land than over the oceans and it seems to happen more often closer to the equator, according to satellite observations.The map below shows the average yearly counts of lightning flashes per square kilometer from 1995 to 2013. Areas with

March 31, 2015

Deadly landslide destroys more than 600 houses leaving unknown number of missing, Burundi

Mud and rocks loosened by heavy rains swept down the Kijejete Hill located in the western Gitaza town near Lake Tanganyika, Burundi (Africa) on March 29, 2015 destroying hundreds of homes and killing at least 10 people.The landslide destroyed bridges, two schools, a cli

March 30, 2015

Two very strong and shallow earthquakes M6.4 and M6.5 hit Samoa Islands region

Two very strong and shallow earthquakes with recorded magnitudes of 6.4 and 6.5 (USGS) were registered in Samoa Islands region on March 30, 2015 at 08:18 and 08:48 UTC, respectively. USGS is reporting depths of 11.5 and 15.5 km.Geoscience Australia's preliminary rep

March 30, 2015

Major M7.5 earthquake hits New Britain region generating small tsunami, Papua New Guinea

A major earthquake with recorded magnitude of 7.5 (USGS) hit off the coast of New Britain, Papua New Guinea at 23:48 UTC on March 29, 2015. USGS is reporting depth of 40 km (24.8 miles). Geoscience Australia is reporting M7.7 at a depth of 72 km (44.7 miles).Epicenter w

March 30, 2015

Deadly landslide buries part of Tegal Panjang village in west Java, Indonesia

A landslide triggered by heavy rain buried parts of Tegal Panjang village (Sukabumi district) in west Java, Indonesia on March 28, 2015. According to officials, 12 people were killed and 11 houses buried.A particularly heavy downpour which lasted for 2.5 hours caused a

March 29, 2015

Typhoon "Maysak" impacts Chuuk, heading toward Yap and Philippines

A low-pressure area which formed on March 24, 2015 near the Marshal Islands in Pacific Ocean organized into a tropical storm by March 27 and was named Maysak. The system was tracking westward and rapidly intensified into a typhoon on March 28. This is now the fourth nam

March 29, 2015

Atacama Desert flooded after 7 years of rain fell in just 12 hours

At least 10 people have been killed by catastrophic floods in northern regions of Chile after thunderstorms brought the equivalent of 7 years of rain in just 12 hours on March 26. Search and rescue operations are still in progress and authorities fear the number of casu

March 28, 2015

Magnitude 6.0 earthquake registered near Calama, Chile

A strong earthquake with recorded magnitude of 6.0 5.6 (USGS) was registered near Calama, Chile at 16:36 UTC on March 28, 2015. USGS is reporting depth of 109.3 km (67.9 miles). CSN Chile is reporting M5.8 at a depth of 111.7 km (69.4 miles).Epicenter was located 40 km

March 28, 2015

Strong eruption of Colima volcano accompanied by pyroclastic flows, Mexico

Mexico's Colima volcano is still very active with an average of 10 - 15 low to moderate explosions per day. An eruption which occurred at 15:17 UTC on March 27 (08:17 local time) generated ash plume which reached an estimated height of about 3 - 4 km and produced

March 28, 2015

Large solar prominence erupts, CME produced

A large solar prominence dubbed "the Great Wall of Plasma" erupted off the northeast limb of the Sun at approximately 13:00 UTC on March 27, 2015. This spectacular structure was more than 6x taller and 30x wider than Earth before it erupted. A Coronal Mass Eje

March 27, 2015

Millions of images observed by NEOWISE now available to the public

Millions of images of celestial objects, including asteroids, observed by NASA's Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) spacecraft are now available online to the public. The data was collected following the restart of the asteroid-seeking s

March 27, 2015

Primordial plasma: Hot gas or streams of charged particles?

Complex rings, knots, and twisted streamers are often ejected from stars (and other celestial objects). The overall shape of so-called “planetary nebula” sometimes reveal gigantic, bifurcated jets emerging from the central star, indicating the beginnings of

March 27, 2015

Active volcanoes in the world: March 18 - 24, 2015

New activity/unrest was observed at 9 volcanoes from March 18 - 24, 2015. During the same period, ongoing activity was observed at 10 volcanoes.New activity/unrest: Chirinkotan, Kuril Islands (Russia) | Fuego, Guatemala | Lewotobi, Flores Island (Indonesia) | Moyorod

March 26, 2015

Asteroid 2014 YB35 to safely flyby Earth on Friday, March 27, 2015

A large asteroid named 2014 YB35 will flyby Earth at a safe distance of 11.6 LD (lunar distances) or about 4.45 million km (2.7 million miles) at 06:20 UTC on Friday, March 27, 2015. This asteroid is approximately 440 - 990 meters in diameter and is traveling at a relat

March 26, 2015

Unexplained warm layer discovered in Venus’ atmosphere

A group of Russian, European and American scientists have found a warm layer in Venus’ atmosphere, the nature of which is still unknown. The researchers made the discovery when compiling a temperature map of the upper atmosphere on the planet’s night side ba

March 26, 2015

Increased seismic activity at Semisopochnoi volcano, Aleutian Islands

Earthquake activity at Semisopochnoi volcano, Aleutian Islands that began in January continues, and has increased in intensity over the past few days, Alaska Volcano Observatory (AVO) reports.In addition, AVO detected brief periods of seismic tremor, which can indicate

March 26, 2015

Landmark study proves magnets can control heat and sound

Scientists from the The Ohio State University have discovered how to control heat with a magnetic field and presented their findings in the March 23 issue of the journal Nature Materials. The study is the first ever to prove that acoustic phonons - the elemental particl

March 25, 2015

Total solar eclipse of March 20, 2015 as seen from Svalbard, Arctic Ocean

This video of March 20, 2015 total solar eclipse was made by eclipse-chaser Nick James who was in Longyearbyen, Svalbard, for the event."The weather was perfect and the corona was amazing in a very transparent deep blue sky," James said."There were intere

March 25, 2015

Massive landslide buried parts of Chosica, Peru

A massive landslide caused by heavy rains buried parts of Chosica, Peru killing at least 9 people on March 24, 2015.Alfredo Murgueytio, the head of the National Civil Defense Institute (Indeci), said yesterday six people were missing and 25 were injured in the disaster

March 25, 2015

Hundreds more starving sea lions continue to wash up on West Coast

According to Shawn Johnson, the director of veterinary science at Sausalito's Marine Mammal Center, for the third year out of five, thousands of sea lion pups have beached themselves in an effort to survive. The sea lions are too young to be without their mothers an

March 24, 2015

Increased seismic activity detected around Ngauruhoe volcano, New Zealand

Seismic activity around Ngauruhoe, the highest peak of the Tongariro volcanic center, has increased above the typical background level, indicating minor volcanic unrest, GNS Science reports. The agency has raised the Volcanic Alert Level to level 1 (minor volcanic

March 24, 2015

World's largest asteroid impacts found in central Australia

A 400 km-wide impact zone from a huge meteorite that broke in two moments before it slammed into the Earth has been found in central Australia. The crater from the impact millions of years ago has long disappeared, but a team of geophysicists has found the twin scars of

March 23, 2015

Dawn of a new era: the revolutionary ion engine that took spacecraft to Ceres

The NASA spacecraft Dawn has spent more than seven years travelling across the Solar System to intercept the asteroid Vesta and the dwarf planet Ceres. Now in orbit around Ceres, the probe has returned the first images and data from these distant objects. But inside

March 23, 2015

United Nations urged to ensure open plant genomes

A plant scientist from The Australian National University (ANU) has called for the United Nations to guarantee free and open access to plant DNA sequences to enable scientists to continue work to sustainably intensify world food production. Dr Norman Warthmann, a plant

March 23, 2015