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.

  • Asteroid 2022 KG1 flew past Earth at 0.16 LD

    A newly-discovered asteroid designated 2022 KG1 flew past Earth at a distance of just 0.16 LD / 0.00040 AU (60 012 km / 37 408 miles) at 11:11 UTC on May 22, 2022. This is the 57th known asteroid to fly past Earth within 1 lunar distance and the 5th so far this month.

  • Swarm mission discovers interannual waves in Earth’s core

    Using information from ESA’s Swarm satellite mission, scientists have discovered a completely new type of magnetic wave that sweeps across the outermost part of Earth’s outer core every seven years. The discovery offers a way to probe the cylindrical radial component of the magnetic field inside Earth’s core.

  • At least 9 killed as fast-moving severe thunderstorms hit the most populated part of Canada, leaving 1 000 km of damage

    A line of fast-moving severe thunderstorms (derecho) swept over southern Ontario and Quebec – the most populated part of Canada – on May 21, 2022, leaving roughy 1 000 km (620 miles) of damage in its wake and at least 9 people dead. It developed near Sarnia, Ontario late Saturday morning and tracked northeast over southern Ontario toward Ottawa in the afternoon.

  • Deep M6.3 earthquake hits south of the Fiji islands

    A deep earthquake registered by the USGS as M6.3 hit south of the Fiji islands at 07:06 UTC on May 22, 2022. The agency is reporting a depth of 589.5 km (366 miles). EMSC is reporting M6.1 at a depth of 607 km (377 miles).

  • Strong M6.1 earthquake hits Luzon, Philippines

    A strong earthquake registered by the USGS as M6.1 hit Luzon, Philippines at 21:50 UTC on May 21, 2022. The agency is reporting a depth of 129 km (80 miles). EMSC is reporting M6.1 at a depth of 175 km (108 miles); PHIVOLCS M6.1 at 126 km (78 miles).