Editors' picks

2015-16 El Niño ends, tropical Pacific Ocean returns to neutral

The tropical Pacific Ocean has returned to a neutral El Niño–Southern Oscillation (ENSO) state, the Australian Bureau of Meteorology reports in their May 24 ENSO Wrap-Up. Equatorial sea surface temperatures (SSTs) in the eastern Pacific have cooled in...

May 24, 2016

Nevado del Ruiz eruption closes Manizales airport, Colombia

Seismicity under Colombia's Nevado del Ruiz continues at elevated levels, and the volcano is experiencing frequent ash emissions since May 17, 2016. An eruption at about 10:40 UTC on May 22 sent ash 2.3 km (7 545 feet) above the crater (7.5 km / 24 606 feet...

May 23, 2016

Bright fireball accompanied by sonic boom over central Mexico

A bright fireball was observed and recorded over central Mexico at 06:47 UTC on May 21, 2016. The event was accompanied by a sonic boom as the meteor disintegrated in the atmosphere. Several witnesses from Mexico City, Puebla, and Tlaxcala said a green and white...

May 23, 2016

A major earthquake to occur at the Riasi fault, between Pakistan and India

A new study, conducted by scientists from the Oregon State University (OSU), suggests the region in the Himalayan mountains of Kashmir between Pakistan and India could experience an intense earthquake, strong enough to pose a risk to the lives of millions of...

May 21, 2016

Strombolian eruption at Etna's Voragine crater, Italy

During the afternoon of May 18, 2016, the lava fountaining activity at Etna's Voragine crater passed into a modest Strombolian activity, which continued to feed the lava overflow toward west until the late evening, INGV Osservatorio Etneo reports today. A second...

May 19, 2016

Very bright fireball over Northeastern US, ground shaking reported

A very bright fireball was observed over the Northeastern US at around 04:50 UTC on May 17, 2016. The event lasted between 3 and 8 seconds and was accompanied by fragmentation and sonic boom. The American Meteor Society received 144 reports by 09:30 UTC. The...

May 17, 2016

Record-breaking heat wave sparks fires across Israel

A fierce heatwave accompanied by strong and dusty winds is spreading across Israel. According to media reports, more than 370 people were treated for heat-related conditions, including fainting, heat exhaustion, and heatstroke on May 14 and 15, 2016. Eilat in the...

May 16, 2016

Michael Armstrong: The ‘culture shock’ of planetary catastrophe

In this presentation, Michael Armstrong will review the broad spectrum of human and cultural effects that followed from solar system instability and episodic catastrophe. These effects include earth’s environment and ecology, physical changes in human biology,...

May 15, 2016

3-D structures of moving volcanic clouds to aid forecasts

A research team from NASA's Goddard Space Flight Center in Greenbelt, Maryland has used the satellite measurements of sulfur dioxide, the main component of volcanic emissions, and maps of the location and vertical profiles of volcanic aerosols to improve the...

May 14, 2016

Flying through explosive magnetic phenomenon to understand space weather

Analyzing data obtained by four identical spacecraft that passed directly through a magnetic reconnection site on the boundary between the solar wind and Earth's magnetosphere, researchers have observed how this explosive physical process converts stored...

May 13, 2016

Explaining the Mohave earthquake swarm, Arizona

Prompted by a swarm of earthquakes constantly shaking the grounds of Mohave County, Arizona, since late March 2016, Dr. Lee Alison, the Arizona State Geologists, Director of the Arizona Geological Survey, filmed a brief video clip to educate the residents and inform...

May 11, 2016

The 2016 Mercury transit as seen by SDO

In a rare astronomical event known as a planetary transit, Mercury passed between the Earth and the Sun on May 9, 2016. The transit occurred between roughly 11:12 and 18:42 UTC and Solar Dynamics Observatory (SDO) captured it in multiple views. Each century hosts...

May 10, 2016

10 must-see videos of Wray, Colorado tornado - May 7, 2016

A series of tornadoes hit eastern Colorado on Saturday, May 7, 2016. One of them touched down at the north edge of the City of Wray around 18:00 local time, causing minor injuries to five people and significant damage to four structures. According to Yuma County...

May 08, 2016

UAE building man-made mountain to modify weather and improve rainfall

With the help of experts from the US-based University Corporation for Atmospheric Research (UCAR), the United Arab Emirates is in the first stage of building a man-made mountain that aims to maximize country's efforts to modify weather and increase rainfall....

May 07, 2016

Significant rainfall forecast for all states and territories this weekend, Australia

The Australian Bureau of Meteorology expects significant rainfall in parts of all states and territories this weekend, extending into early next week. Latest satellite imagery shows an extensive cloud band, with embedded thunderstorms, is extending from the Indian...

May 06, 2016

Flash floods, severe thunderstorms and tornadoes to hit the southcentral US over weekend

Another spell of severe weather is in the store for the southcentral US over the coming weekend. Starting on May 7, 2016, strong thunderstorms are expected to develop over the region and spread toward the east by May 9. Hailstorms and strong winds will dominate on...

May 05, 2016

No moonlight to interfere with 2016 Eta Aquarids

The Eta Aquarid meteor shower will reach its maximum rate of activity this year on the night of May 5 and the morning of May 6. This is an above average shower, capable of producing up to 60 meteors per hour at its peak, with most of the activity seen in the...

May 04, 2016