Latest articles - page 3

Large underground ocean on Ganymede, Jupiter's largest moon

Hubble Space Telescope has the best evidence yet for an underground saltwater ocean on Ganymede, Jupiter’s largest moon. The subterranean ocean is thought to have more water than all the water on Earth's surface. Identifying liquid water is crucial in the

March 21, 2015

Rosetta makes first detection of molecular nitrogen at a comet

ESA's Rosetta spacecraft has made the first measurement of molecular nitrogen at a comet, providing clues about the temperature environment in which Comet 67P/Churyumov-Gerasimenko formed, the agency reports.The in situ detection of molecular nitrogen has long been

March 20, 2015

Massive amounts of fresh water, glacial melt pouring into Gulf of Alaska

Incessant mountain rain, snow and melting glaciers in a comparatively small region of land that hugs the southern Alaska coast and empties fresh water into the Gulf of Alaska would create the sixth largest coastal river in the world if it emerged as a single stream, a r

March 20, 2015

The mystery of solar nanoflares

Nanoflares are eruptions on the Sun which are billion times less energetic than ordinary flares but still have the power that belies their name. They appear as little brightenings of the solar surface at extreme ultraviolet and X-ray wavelengths and they might solve a l

March 20, 2015

High air pollution currently being measured across England and Wales

High air pollution is currently (March 19, 2015) being measured across a number of regions in England and Wales. This is due to pollution brought in via winds from the continent and particulate matter from a combination of local sources, the Department for Environment,

March 19, 2015

MAVEN detects unexpected aurora and mysterious dust cloud around Mars

Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft has observed two unexpected phenomena in the Martian atmosphere: an unexplained high-altitude dust cloud and aurora that reaches deep into the Martian atmosphere.The presence of the dust at orbital altitudes from

March 19, 2015

Active volcanoes in the world: March 11 - 17, 2015

New activity/unrest was observed at 5 volcanoes from March 11 - 17, 2015. During the same period, ongoing activity was observed at 13 volcanoes.New activity/unrest: Fuego, Guatemala | Popocatepetl, Mexico | Ruang, Sangihe Islands (Indonesia) | Turrialba, Costa Rica | Ub

March 19, 2015

Strong and shallow M6.2 earthquake hits off the coast of Concepcion, Chile

A strong and shallow M6.2 earthquake was registered off the coast of Concepcion, Bio Bio region, Chile at 18:27 UTC on March 18, 2015. USGS is reporting depth of 10 km (6.2 miles). EMSC is reporting M6.2 at a depth of 2 km (1.2 miles).CSN Chile is reporting the same mag

March 18, 2015

Strongest geomagnetic storm of SC24 sparks spectacular aurora display

The strongest geomagnetic storm of the current solar cycle (Solar Cycle 24) reached G4 Severe levels (Kp=8) on March 17, 2015 and sparked spectacular auroras in both hemispheres of our planet. The event was identified as the combined effects of CMEs which erupted on Mar

March 18, 2015

Strong M6.6 earthquake registered in Molucca Sea, Indonesia

A strong M6.6 earthquake was registered in Molucca Sea (Halmahera), Indonesia at 22:12 UTC on March 17, 2015. USGS is reporting depth of 41.7 km. Geoscience Australia is also reporting M6.6, but at a depth of 66 km. Epicenter was located 134 km (83 miles) NW of Kota Ter

March 17, 2015

Supermoon, total solar eclipse and March equinox on March 20, 2015

​A supermoon, total solar eclipse and March equinox will all occur during March 20, 2015. The Moon will turn new at 09:36 UTC which is about 13.5 hours after reaching its closest point to our planet (lunar perigee) and will thus appear larger in size and have a larger

March 17, 2015

CMEs impact, geomagnetic storms reaching G4 Severe in progress

A sequence of events led to an Earth-directed asymmetric halo CME on March 15, 2015. The events began with a 14 degree long filament eruption, centered near S24W38, lifting off between 00:45 to 02:00 UTC. This was followed by C2.4 flare at 00:41 UTC and a long duration

March 17, 2015

New desktop app with potential to increase asteroid detection now available to public

A software application based on an algorithm created by a NASA challenge with the potential to increase the number of new asteroid discoveries by amateur astronomers is now available to the public. The analysis of images using this algorithm showed a 15% increase in pos

March 16, 2015

Large green fireball accompanied by sonic booms observed over Europe

A large green fireball accompanied by sonic booms was observed over European countries of Germany, Austria and Switzerland at 19:44 UTC on March 15, 2015.Markus Griesser from the Eschenberg Observatory in Switzerland said the information they received clearly indicates

March 16, 2015

Space weather highlights for March 5 - 15, 2015

Region 2297 rotated onto the SE limb on March 5, 2015 and by March 15 it managed to produce a total of 99 C-flares, 24 M-flares and 1 X-flare. From March 8 to 12, it was the only numbered sunspot region on the solar disk and from the end of March 5 to March 16, with jus

March 16, 2015

Saturn's moon Enceladus exhibits signs of hydrothermal activity

Data obtained by NASA's Cassini spacecraft provided first clear evidence that Saturn's moon Enceladus exhibits signs of present-day hydrothermal activity which may resemble that seen in the deep oceans on Earth. The implications of such activity on a world

March 15, 2015

"Baffling" Mars plumes are electric

Science news headlines around the world tell of a baffling mystery on the planet Mars. In March of 2012, amateur astronomers spotted enormous plumes jetting from the Martian surface. The plumes were more than 250 km high and several hundreds of kilometers in length.Simi

March 15, 2015

Severe Tropical Cyclone "Pam" devastates Vanuatu, dozens feared dead in one of region's worst weather disasters

Severe Tropical Cyclone "Pam" was a massive and destructive Category 5 storm packing sustained winds of about 270 km/h (167 mph) and wind gusts of 320 km/h (198 mph) when it hit Vanuatu on Friday, March 13, 2015.The storm changed course at the last minute and

March 14, 2015

MMS spacecraft in Earth’s Orbit, preparing to study magnetic reconnection phenomenon

Following a successful launch at 02:44 UTC on March 13, 2015, NASA’s four Magnetospheric Multiscale (MMS) spacecraft are now positioned in Earth’s orbit and ready to begin the first space mission dedicated to the study of a phenomenon called magnetic reconne

March 13, 2015

Strong eruption of Turrialba prompts evacuations, causes flight disruptions, Costa Rica

A new strong eruption of Costa Rica's Turrialba volcano started around 16:50 UTC on March 12, 2015. Volcanic material reached some 500 meters above the summit. This is the second major eruption of this volcano in the last five years.Raúl Mora, volcanologist w

March 13, 2015

Massive flash floods hit Angolan city of Lobito

Massive flash floods caused by torrential rains hit Angolan city of Lobito destroying dozens of homes and city structures and causing the death of at least 62 people, according to initial reports from local authorities.The Angop state-run news agency reported that the f

March 13, 2015

Rare subtropical storm formed off the southeast coast of Brazil, South Atlantic Ocean

A rare subtropical storm, with characteristics of both a tropical and a non-tropical system, formed on March 11, 2015 near east of the Brazilian state of Rio Grande do Sul, the southeastern most state in Brazil.NOAA's GOES-East satellite provided imagery of the Atla

March 13, 2015

The top 6 climate change problems

In this data-driven video presentation, Ben Davidson of the SuspiciousObservers.org presents and explains 6 climate change problems.From (un)expected climate change and the difficulty to trust in what we hear to the shifting of the entire Solar System and more. Citation

March 12, 2015

Severe Tropical Cyclone "Pam" triggers red alerts in Vanuatu

At 02:00 UTC on March 12, Severe Tropical Cyclone "Pam" (Category 4) was located about 950 km (590 miles) Northwest of Nadi, Fiji, RSMC Nadi Tropical Cyclone Center said. It had a central pressure of 935 hPa and average wind speeds of 185 km/h (114.9 mph) clos

March 12, 2015

Active volcanoes in the world: March 4 - 10, 2015

New activity was observed at 5 volcanoes from March 4 - 10, 2015. During the same period, ongoing activity was observed at 11 volcanoes.New activity/unrest: Asosan, Kyushu (Japan) | Fuego, Guatemala | Popocatepetl, Mexico | Soputan, Sulawesi (Indonesia) | Villarrica, Ch

March 12, 2015

New long-term earthquake forecast for California

A new California earthquake forecast by the USGS and partners revises scientific estimates for the chances of having large earthquakes over the next several decades. The Third Uniform California Earthquake Rupture Forecast, or UCERF3, improves upon previous models by in

March 12, 2015

Tropical cyclones "Olwyn" and "Nathan" threatening Australia

Two tropical cyclones are currently threatening Australia, Tropical Cyclone "Olwyn" and "Nathan". While Olwyn is expected to make landfall early Friday, March 13 (local time), "Nathan" is making a cyclonic loop near the eastern coast of Que

March 11, 2015

Severe sandstorm hits United Arab Emirates

United Arab Emirates (UAE) was hit by a severe sandstorm on March 10 and 11, 2015.Rainfall is also expected today and tomorrow across parts of the UAE, with the wet weather blowing in fresh winds that will raise dust and sand over open areas and reduce visibility, Emira

March 11, 2015

Powerful solar flare measuring X2.1 erupts from Region 2297

A major solar flare measuring X2.1 (R3-Strong radio blackout) erupted from Region 2297 at 16:22 UTC on March 11, 2015. The event started at 16:11 and ended at 16:29 UTC.A Type II (estimated velocity 1 461 km/s) and IV radio emissions were associated with the event. Type

March 11, 2015

USGS: Reawakened Oklahoma faults could produce larger future events

Reactivated faults that have produced thousands of Oklahoma earthquakes are capable of causing larger seismic events, according to USGS research conducted in cooperation with the Oklahoma Geological Survey.Since late 2009 the rate of magnitude 3 or larger earthquakes in

March 11, 2015

Strong M6.2 earthquake registered in northern Colombia

A strong M6.2 earthquake hit northern Colombia at 20:55 UTC on March 10, 2015. USGS is reporting depth of 147.2 km (91.4 miles). EMSC is reporting M6.2 at a depth of 124 km (77 miles). Colombian seismological agency is reporting M6.6.Epicenter was located 14 km (9 miles

March 10, 2015

Severe Tropical Cyclone "Pam" intensifies on its way to Vanuatu

Tropical Cyclone "Pam" formed in the Solomon Islands in the Southern Pacific Ocean early on March 9, 2015 prompting tropical cyclone watch for all of the Solomon Islands.At 15:00 UTC on March 9, Pam's maximum sustained winds were near 83.3 km/h (51.7 mph).

March 10, 2015

Solar-powered plane takes off on a historic round-the-world flight

Swiss-made, 100% solar-powered airplane took off from Abu Dhabi, United Arab Emirates on Monday, March 9, 2015 in a first ever attempt to fly around the world in a plane powered entirely by energy received from the Sun.On the same day, the plane successfully completed t

March 10, 2015

Increased solar activity continues, Region 2297 crackling with solar flares

Region 2297, currently the only numbered sunspot region on the Earth side of the Sun, is crackling with solar flares for the fifth day in a row. After 3 low level M-class flares on March 5 and 6, a long duration M9.2 on March 7 and impulsive M4.5 at 14:33 UTC on March 9

March 10, 2015

Water levels near Sao Paulo still dropping, Brazil

Southeastern and eastern Brazil is already 100 to 200 millimeters (4 to 8 inches) below normal rainfall for the calendar year, following 400 millimeter deficits for 2014, NASA's Earth Observatory writes. According to news reports, the Cantareira reservoir system, wh

March 09, 2015