Over the past few days, extremely cold Arctic air and severe winter weather have swept southward into much of the
Extreme cold still happens in a warming world – in fact climate instability may be disrupting the polar vortex
Iceland battles a lava flow: Countries have built barriers and tried explosives in the past, but it's hard to stop molten rock
Fountains of lava erupted from the Sundhnúkur volcanic system in southwest Iceland on Jan. 14, 2024. As the world watched on webcams and social
How to prevent America's aging buildings from collapsing – 4 high-profile disasters send a warning
Four recent catastrophic building collapses and a near miss are raising concerns about the state of
Tahoe avalanches: What causes innocent-looking snow slopes to collapse? A physicist and skier explains, with tips for surviving
An avalanche swept up skiers at Lake Tahoe’s largest ski resort on Jan. 10, 2024, as a 150-foot-wide sheet of snow