TW - page 4

TW


TW's articles

view of hollywood and los angeles from griffith park

California droughts and floods linked to distinctive atmospheric waves

In a recent study, scientists at the National Center for Atmospheric Research (NCAR) found that the persistent high-pressure ridge off the west coast of North America that blocked storms from coming onshore during the winters of 2013-14 and 2014-15 was associated...

April 06, 2017

rare gigantic jet pilbara australia march 28 2017 copyright jeff miles

Gigantic jets over Pilbara, Australia on March 28, 2017

Photographer Jeff Miles from Australia has captured several amazing images of very elusive gigantic jets, otherwise known as ionospheric lightning. Miles witnessed 6 jets on the night of March 28 near a small town in the Pilbara part of Western Australia and you can...

March 31, 2017

i 85 in atlanta closed for foreseeable future after overpass collapse

I-85 in Atlanta closed for foreseeable future after bridge collapse

A massive fire collapsed an Interstate 85 northbound overpass in Atlanta Thursday evening, March 30, 2017, one of the Southeast's major north-south arteries. At this time, authorities still don't know what exactly caused the fire that produced a serious...

March 31, 2017

x1 9 solar flare on november 3 2011 sdo

Discovery offers a way to predict solar flares

A new study led by a scientist at the National Center for Atmospheric Research (NCAR) has found that the same kind of large-scale planetary waves that meander through Earth's atmosphere driving our weather may also exist on our star and drive space weather. The...

March 30, 2017

earthquake swarm taupo volcanic zone new zealand

Earthquake swarm near Turangi continues, New Zealand

A swarm of small earthquakes west of Turangi-Waihi-Pukawa-Omori area in New Zealand (Taupo Volcanic Zone) is shaking the region since Monday, February 13, 2017, and the number of earthquakes has increased on Wednesday, March 29, 2017. To date, GeoNet has recorded...

March 29, 2017

spring night time phenomena

Spring night sky phenomena in 4K (UHD)

This amazing time-lapse was produced by Adrien Maudit from Denmark. In less than 3 minutes, Adrien shows us spring night sky phenomena as seen this month through his lens. From northern lights to Milky Way core, meteorites, iridium flares, zodiacal lights and...

March 26, 2017

tornado damage near cato arkansas march 24 2017

EF-2 tornado struck Cato, destroying 4 homes and injuring 6, Arkansas

An EF-2 tornado touched down near Cato, Arkansas at 23:20 CDT on Friday, March 24, 2017 (04:20 UTC, March 25), destroying 4 homes and damaging other. At least 6 people were injured, one of them was trapped under a house. The National Weather Service said the tornado...

March 25, 2017

seasonal asymmetry birkeland currents

Birkeland currents stronger in the northern hemisphere, vary with the season

ESA’s Swarm mission has discovered that this seasonal variation of Birkeland currents, strong electric currents in the upper atmosphere, is not the same in the north and south polar regions. Named after Kristian Birkeland, the scientist a century ago who first...

March 23, 2017

new clouds added to international cloud atlas

After 30 years, new cloud types added to Cloud Atlas

Celebrating the World Meteorological Day on March 23, the World Meteorological Organization (WMO) has released its new, long-awaited, digitized International Cloud Atlas. The atlas is global reference for observing and identifying clouds, which are an essential part...

March 23, 2017

Atmospheric supersonic plasma jets discovered

Supersonic plasma jets discovered

Scientists analyzing data obtained by Swarm trio of satellites have discovered supersonic plasma jets high up in our atmosphere that can push temperatures up to almost 10 000 °C (18 000 °F). The discovery was presented at this week’s Swarm Science...

March 23, 2017

_k cor promises earlier space weather warnings

K-Cor promises earlier space weather warnings

A new research instrument located on the Mauna Loa volcano in Hawaii - K-Coronagraph - showed the technique it uses to observe Sun's corona can be used to provide earlier warnings to astronauts when dangerous high-energy particles are blasted out of the...

March 23, 2017

sea ice extent sinks to record lows at both poles

Sea ice extent sinks to record lows at both poles

Arctic sea ice appears to have reached on March 7 a record low wintertime maximum extent. This is the lowest maximum in the 38-year satellite record. On the opposite side of the planet, on March 3 sea ice around Antarctica hit its lowest extent ever recorded by...

March 23, 2017

mapping space dust in 3d

3-D map of space dust

A new study led by Edward F. Schlafly is providing a detailed, 3-D look at dust on a scale spanning thousands of light-years in our Milky Way galaxy. This dust map is of critical importance for the Dark Energy Spectroscopic Instrument (DESI), a Berkeley Lab-led...

March 22, 2017

first steps toward high speed space internet

First steps toward high-speed space internet

NASA scientists are developing a trailblazing, long-term technology demonstration of what could become the high-speed internet of the sky. The Laser Communications Relay Demonstration (LCRD) will help NASA understand the best ways to operate laser communications...

March 22, 2017

france heatwave 2003 temperature anomaly

Lessons learned from the 2003 France heatwave

In the summer of 2003, France was coping with worst heatwave since 1950s, when measurements began. The relentless heat killed more than 15 000 people, mostly elderly residents of Paris. Since the 2003 disaster, France has fully integrated disaster risk reduction...

March 22, 2017

collision with another planetary body created earths iron

New theories about nature of Earth’s iron

In a study published March 20, 2017 in Nature Communications, an international team of scientists challenges the prevailing theory that the unique nature of Earth’s iron was the result of how its core was formed billions of years ago. The study opens the door...

March 20, 2017

discovery of runaway star yields clues to breakup of multiple star system

Discovery of runaway star yields clues to breakup of multiple-star system

As British royal families fought the War of the Roses in the 1400s for control of England's throne, a grouping of stars was waging its own contentious skirmish — a star war far away in the Orion Nebula. The stars were battling each other in a gravitational...

March 19, 2017

neutron star

Another "impossible" neutron star

What is a so-called neutron star? Scientists tell us that the material left over from a supernova explosion of a massive star collapses gravitationally, forming an incredibly small yet massively dense star mostly composed of tightly packed neutrons. A rotating...

March 18, 2017

4night sky guide 2017 march

Night sky guide for March 2017

The Sun will shine directly on the equator and there will be nearly equal amounts of day and night throughout the world - March equinox - on March 20. This is the first day of spring (vernal equinox) in the northern hemisphere and the first day of fall (autumnal...

March 01, 2017

deadly tornadoes baseball sized hail us midwest february 28 2017

Large and deadly tornadoes rip through US Midwest

At least three people have been killed on Tuesday, February 28, 2017, as severe weather outbreak, including heavy rain, strong winds, and at least 7 tornadoes, rip through the US Midwest. As of March 1 at 07:00 UTC, the NWS has issued Flash Flood, Flood, Severe...

March 01, 2017

recurrent ch hss sparks g1 geomagnetic storm

Negative polarity CH HSS sparks G1 geomagnetic storm

Earth is under the influence of a recurrent, polar-connected coronal hole which has sparked G1 (Minor) geomagnetic storming today. Unsettled to active conditions, with G1 storming likely, are expected to continue through March 2. Geomagnetic K-index of 5 (G1 - Minor...

March 01, 2017

4spacex dragon spacecraft mission to the moon

SpaceX to fly two private citizens on a trip around the Moon

SpaceX will fly two private citizens on a trip around the Moon in the second quarter of 2018 using the Crew Dragon spacecraft, the company announced. The privately held company has been approached to fly two private citizens on a trip around the Moon late next year...

February 28, 2017

humans sparked 84 percent of us wildfires

Humans sparked 84% of US wildfires, increased fire season over 2 decades

A new study found that human-ignited wildfires in the United States accounted for 84% of all wildfires, tripling the length of the average fire season and accounting for nearly half of the total acreage burned. In total, humans have ignited over 840 000 blazes in...

February 28, 2017

dust devils on mars

Dust devils on Mars

NASA's Curiosity Mars rover has begun a second campaign of investigating active sand dunes on the northwestern flank of Mount Sharp, inside the 160 km (100 miles) wide Gale Crater. The rover also has been observing whirlwinds carrying dust and checking how far...

February 28, 2017

Massive mudslides in Kaikoura Canyon destroyed all seabed life

Massive mudslides in Kaikōura Canyon destroyed all seabed life

Huge mudslides from November’s earthquakes in New Zealand have wiped out all organisms living in the seabed of the Kaikōura Canyon, NIWA reports. New bathymetric data shows that the earthquake resulted in a huge slipping event. Almost every part of the upper...

February 28, 2017

scientists invent sound shaping super material

Scientists invent sound-shaping super-material

A team of researchers from the Universities of Sussex and Bristol has invented a super-material that bends, shapes and focuses sound waves that pass through it. The creation pushes the boundaries of metamaterials – a new class of finely-engineered surfaces...

February 28, 2017

etna eruption sicily italy february 27 2017

Strong increase in activity at Mount Etna, lava overflowing

Etna's activity is increasing strongly, and lava is overflowing from the Southeast Crater (SEC) toward south-southwest, Boris Behncke of the INGV's Etna Observatory reports. The activity has increased sharply on February 27, 2017, following mild Strombolian...

February 27, 2017

goes 16 suvi captures first solar images 2017

GOES-16 delivers its first images of the Sun

NASA's new geostationary satellite GOES-16 (previously known as GOES-R) has successfully captured first images using its Solar Ultraviolet Imager or SUVI instrument. SUVI replaces GOES Solar X-ray Imager (SXI) instrument in previous GOES satellites and...

February 27, 2017

major floods chile february 2017

Unseasonal rains cause deadly flooding, cut water to millions, Chile

Heavy, unseasonable rains have caused major floods and mudslides in Chile, leaving at least 3 people dead and 19 missing on February 25 and 26, 2017. In the area of country's capital, Santiago, mudslides have cut off water to around 1.2 million homes. Thousands...

February 27, 2017

fireball over texas february 2017

Long-lasting fireball over Texas captured on video

A long-lasting fireball was captured via Sandia all-sky camera in Hawley, Texas at 02:55 UTC on February 27, 2017 (20:55 CST, February 26). The event was associated with a sonic boom, suggesting the object got relatively close to the ground. The American Meteor...

February 27, 2017

asteroid 2017 DV36 flyby february 27 2017

Asteroid 2017 DV36 flew past Earth at 1.02 LD

A newly discovered asteroid named 2017 DV36 flew past Earth at 1.02 LD (391 680 km / 243 378 miles) on February 27, 2017. Its closest approach occurred at 02:57 UTC. 2017 DV36 belongs to the Apollo group of asteroids. It was discovered by Mt. Lemmon Survey on...

February 27, 2017

kakanj landslide february 2017

Massive mine waste landslide at Kakanj, Bosnia

A massive mine waste landslide from an open pit coal mine occurred at Kakanj in Bosnia and Herzegovina last week, blocking a river and forcing 150 people to evacuate Friday, February 24, 2017. The lake created by the landslide overflowed Saturday morning, February...

February 26, 2017

8fuego eruption guatemala february 2017

Increased activity at Fuego, ash up to 5.8 km (19 000 feet) a.s.l.

The activity at Guatemalan Fuego volcano continues with constant moderate explosions ejecting columns of ash and smoke up to 5 km (16 404 feet) above sea level and traveling more than 25 km to the NE, N, NE and E. Ashfall is reported in areas near Alotenango and San...

February 25, 2017

heavy rain floods south africa february 2017

Deadly flooding hits South Africa in the wake of Dineo

Three people have died and two are missing after heavy rain hit South Africa's North West causing severe flooding in the wake of Tropical Cyclone "Dineo." Major roads in the South Africa's North West province have been temporarily closed due to...

February 24, 2017

fiji tonga earthquake february 24 2017 map

Strong and deep M6.9 earthquake hits Fiji - Tonga region

A strong and deep earthquake registered by the USGS as M6.9 hit Fiji - Tonga region at 17:28 UTC on February 24, 2017. The agency is reporting a depth of 396.1 km (246.1 miles). EMSC is reporting M6.9 at a depth of 400 km (248.5 miles). According to the USGS, the...

February 24, 2017

colombia flood february 2017

Unseasonal heavy rain strikes Colombia causing severe floods

At least one person is dead, 3 are missing and 2 000 have been displaced after heavy, unseasonal rainfall caused severe flooding in central and western parts of Columbia between February 21 and 23, 2017. More heavy rain is expected over the weekend. According to...

February 24, 2017

slow moving landslide slicing hill abruzzo italy

Slow-moving landslide slicing a hill in Abruzzo, Italy

Like the country didn't have enough natural disasters over the past several months, and years, yet another unstoppable disaster is affecting Italy's central region of Abruzzo, albeit rather slowly. Civil authorities reported a slow-moving landslide is...

February 24, 2017

asteroid 2017 DR34 flyby february 25 2017

Asteroid 2017 DR34 to flyby Earth at 0.57 LD

A newly discovered asteroid named 2017 DR34 will make a very close approach to Earth, passing only 0.57 LD (218 880 km / 136 005 miles) from the surface of our planet on February 25, 2017. This is the second near-Earth asteroid to flyby within 1 lunar distance since...

February 24, 2017

geomagnetic storm february 24 2017

CH HSS sparks geomagnetic storm reaching G1 levels

Our planet is under the influence of a recurrent, positive polarity coronal hole high speed stream since around 20:48 UTC on February 23. This is causing G1 geomagnetic storming. Geomagnetic K-index of 5 (G1 - Minor geomagnetic storm) threshold was first reached at...

February 24, 2017

quartz crystals earth core power magnetic field

"Quartz" crystals at the Earth's core power its magnetic field

Scientists at the Earth-Life Science Institute at the Tokyo Institute of Technology reported in Nature yesterday their unexpected discoveries about the Earth's core. The findings include insights into the source of energy driving the Earth's magnetic field,...

February 23, 2017