Teo Blašković founded The Watchers in 2011 and edited it until 2026, covering seismic and volcanic activity, extreme weather, space weather and near-Earth objects. Articles on this page are his archive.
At least two new giant craters formed on Russia's Yamal Peninsula this year, with the latest one observed exploding on June 28, 2017, north of the Yamal region, above the Arctic Circle. The eruption was reportedly picked up by new seismic sensors specifically…
Residents of Dangxiong, southwest China's Tibet witnessed and recorded a rare landspout at high altitudes on Saturday, July 1, 2017. The event lasted about 10 minutes. According to Xinhua, it is the first time Tibet has observed a landspout since 1961. There…
Another powerful eruption occurred at Bogoslof volcano, Alaska at 20:48 UTC on July 2, 2017. The latest eruption lasted 16 minutes and sent a cloud of ash up to 11 km (36 000 feet) that was carried easterly over northern Unalaska. Observers in Dutch Harbor report…
Monitoring systems at Mexico's Popocatépetl volcano registered three explosions and 136 low-intensity exhalations of steam, volcanic gases and light amount of ash on Saturday and Sunday, July 1 and 2, 2017. Three explosions were registered with a moderate…
A rescue helicopter sent to assist evacuation of residents after a sudden phreatic eruption at Dieng Volcanic Complex, Central Java, Indonesia crashed three minutes before arriving at the scene on Sunday, July 2, 2017. All eight people on board were killed. Sileri…
Yellowstone earthquake activity is currently at elevated levels compared with typical background activity. This is largely due to an energetic earthquake swarm about 10 km (6 miles) north of West Yellowstone, Montana that started on June 12. Monitored locations…
Tropical Storm "Nanmadol" (05W) formed July 2, 2017 east of Taiwan as the 6th named storm (PAGASA and JMA) of the 2017 Pacific typhoon season. The system is expected to pass over Yaeyama Island group, Okinawa Prefecture, Japan in the hours ahead, bringing…
A sudden phreatic eruption took place at the Sileri crater of Dieng Volcanic Complex in Central Java province, western Indonesia at about 05:00 UTC (12:00 local time) on Sunday, July 2, 2017. There were 17 people near the crater when the eruption took place. 10 of…
A partial-halo coronal mass ejection (CME) produced on June 28, 2017 hit Earth's magnetic field at 17:12 UTC on July 1, almost 24 hours earlier than expected. The impact was weak but managed to spark a G1 – Minor geomagnetic storm 17 hours later. G1 Watch…
Heavy rain accompanied by huge amounts of hail hit the city of Girona, Spain's northeastern region of Catalonia, late Friday, June 30, 2017. There were no injuries but the event produced significant damage. Authorities said it was a very complicated situation,…
