Editors' picks

manam volcano png eruption satellite image april 2017

Manam volcano eruption alert level raised to three, Papua New Guinea

The Rabaul Volcanic Observatory has raised the volcanic eruption alert level for Manam volcano to three, informing Disaster Office officials ni Madang to immediately evacuate the population of the island. The volcano began belching smoke and flames around 09:00 UTC...

April 25, 2017

how little ice age displaced tropical rain belt

How Little Ice Age displaced the tropical rain belt

In the most comprehensive reconstruction of rainfall patterns within the Intertropical Convergence Zone for the past 2000 years, a team of researchers led by ETH Zurich describe how even small changes in global temperature can trigger a migration of the tropical...

April 25, 2017

asteroid 2017 hv2

Newly discovered asteroid 2017 HV2 to flyby Earth at 0.33 LD

A newly discovered asteroid designated 2017 HV2 will flyby Earth at a distance of 0.33 LD (~126 720 km / 78 740 miles) on April 23, 2017. This is the 17th known asteroid to flyby Earth within 1 lunar distance since the start of the year. 2017 HV2 belongs to the...

April 23, 2017

new feature discovered in the night sky steve

New phenomenon discovered in the night sky

A new phenomenon seen as a giant purple streak of light in the night sky has been recently discovered and, for lack of a better word, named Steve. Steve was discovered thanks to scientists, citizen scientists, ground-based imagers and ESA's magnetic field Swarm...

April 21, 2017

tropical storm arlene at 08 45 z april 21 2017

Rare, pre-season Tropical Storm "Arlene" forms in central Atlantic

Tropical Storm "Arlene" formed on Thursday, April 20, 2017, as the first tropical storm of the 2017 Atlantic hurricane season. Arlene comes a month and a half before the official start of the season and follows a recently noticed trend in early starts to...

April 21, 2017

flood evacuations in kazakhstan april 2017

Snowmelt causes severe floods in Kazakhstan, forces evacuations

Severe floods are wreaking havoc across Kazakhstan over the past couple of days after this season's above-average snow started to melt, increasing river levels across the country. Floods forced thousands to evacuate, destroyed houses and power lines, roads,...

April 19, 2017

san miguel volcano el salvador

Sudden increase in seismic activity under San Miguel volcano, El Salvador

El Salvador authorities are reporting a sudden increase in seismic activity under San Miguel volcano on Tuesday, April 18, 2017. The last major eruptive phase of this volcano started on December 29, 2013, and ended in August 2014 (VEI 2). In a special report...

April 18, 2017

poas eruption generates lahars costa rica april 12 2017

Strong phreatic eruption at Poas volcano, lahars generated

A strong phreatic eruption took place at Costa Rica's Poas volcano between 00:00 and 01:00 UTC on April 13, 2017 (18:00 and 19:00 local time on April 12), the National University’s Volcanology and Seismology Research Institute (OVSICORI) reported. The...

April 13, 2017

south carolina fireball april 2017

Bright fireball over South Carolina

A bright, long-lasting fireball was seen across the sky over South Carolina at 00:45 UTC on April 13, 2017 (20:45 EDT, April 12). Witnesses described a bright, white light lasting for about 10 seconds. Many said the object left a long tail. The event was seen...

April 13, 2017

7earth at night los angeles california 2016

Coming soon: daily, high-definition views of Earth at night

Scientists are on the verge of providing daily, high-definition views of Earth at night. The announcement was made today during official release of the new, global composite map of night lights as observed in 2016, the clearest yet composite view of the patterns of...

April 12, 2017

orlando florida wildfire

Florida wildfire outbreak: Governor declares a state of emergency

Florida Governor Rick Scott declared a state of emergency today, April 11, 2017, following the recent wildfires across the state and the high potential for increased wildfires to continue this year. 2017 is already the most active season since 2011. In a statement...

April 11, 2017

vesuvius volcano italy

The world’s five deadliest volcanoes… and why they’re so dangerous

Since 1600, 278 880 people have been killed by volcanic activity, with many of these deaths attributed to secondary hazards associated with the main eruption. Starvation killed 92 000 following the 1815 Tambora eruption in Indonesia, for example, and a volcanic...

April 10, 2017

poas volcano eruption april 2017

Large group of tourists evacuated from Costa Rica's Poas volcano

Increased volcanic activity at Costa Rica's Poas volcano on Sunday, April 9, 2017, forced authorities to evacuate a large group of tourists. The last eruptive activity of this volcano was reported in July 2016. According to the park rangers, the evacuation took...

April 10, 2017

ancient texts provide insight into past solar events

Ancient texts provide insight into past solar storms

In a collaborative effort between the arts and sciences, researchers at Kyoto University and Japan's National Institute of Polar Research (NIPR) and National Institute of Japanese Literature (NIJL) have used historical documents to garner better insight into the...

April 09, 2017

philippines earthquake april 8 2017 location

Strong M5.9 earthquake hits Mindoro, Philippines

A strong and shallow earthquake registered by the USGS as M5.9 hit Mindoro, Philippines at 07:09 UTC on April 8, 2017. The agency is reporting a depth of 42.7 km (26.5 miles). EMSC is reporting M5.9 at a depth of 60 km (37.3 miles). According to the USGS, the...

April 08, 2017

tropical cyclone ernie april 7 2017 himawari

Tropical Cyclone "Ernie" rapidly intensifies off Western Australia

Tropical Cyclone "Ernie" has rapidly intensified from a tropical storm to Category 5 tropical cyclone on the Australian tropical cyclone wind scale within just 24 hours. High clouds are streaming over Australia, but there is no threat to the land as Ernie...

April 07, 2017

elves by martin popek april 2 2017 czech republic

Elusive ELVES captured over the Czech Republic

A very elusive transient luminous event called ELVES appeared on April 2, 2017, high above a thunderstorm in the Chech Republic and was captured by one very lucky amateur astronomer. Martin Popek photographed the 300 km (186 miles) wide red ring of light hovering...

April 06, 2017