• Dual magma chambers discovered beneath Great Sitkin volcano, Alaska

    A study conducted by scientists at Purdue University reveals that the Great Sitkin volcano, one of the most active in Alaska, has two magma chambers. This discovery explains the changing locations of seismic activity that has perplexed scientists since the volcano began erupting in May 2021.

  • Shallow M6.2 earthquake hits Tonga region

    A shallow earthquake registered by the USGS as M6.2 hit the Tonga region at 19:10 UTC on June 16, 2023. The agency is reporting a depth of 20.5 km (12.7 miles). EMSC is reporting M6.3 at a depth of 60 km (37.3 miles).

  • Record-breaking June snowfall on Mt. Washington, U.S.

    Mt. Washington observed a record-breaking snowfall in June 2023, setting a new record with 21.34 cm (8.4 inches) of snow halfway through the month, shattering its 91-year-old average of 3.3 cm (1.3 inches).