Explore Planet Earth
The upper levels of the ocean have never been this hot. Blame the end of La Niña and the ever-present heating effect of climate change.
The potential new mineral was discovered in a chunk of "fossilized lightning," or fulgurite, that was left behind when a tree in Florida was struck by lightning.
Here's why hurricanes, also known as tropical cyclones and typhoons, don't form at the equator and why it would be rare for them to cross it.
Although a mountain could theoretically grow taller than Mount Everest, forces like gravity and erosion work against it.
Contrary to a finding from the 1960s, a new study reveals that the bulk of Earth's biomass comes from giant and tiny organisms.
An enormous red halo of light flashed in the night sky above Italy before disappearing within milliseconds. It was likely caused by an electromagnetic pulse from a nearby thunderstorm.
A river of hazy red light stretched across the night sky over Denmark after the most powerful solar storm to hit Earth for six years slammed into our planet. The rare phenomenon is not an aurora.
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