For centuries, will-o'-the-wisp has puzzled scientists and travelers alike. According to folklore, it is the product of faeries, demons, and spirits. More recently, scientists have attributed ...

The ground is made up of both ice and frozen soil called permafrost. The ground is made up of both ice and frozen soil called permafrost. As the permafrost thaws, the ground sinks and floods. The ice ...

Hovering blue flames that flicker over bogs and marshes have inspired ghostly folktales for centuries. Known as “will-o’-the-wisp,” “jack-o’-lantern,” “corpse candle” and “ignis fatuus” (“foolish fire ...

Thawing permafrost has released so much methane into Esieh Lake near Fairbanks, Alaska that the air above it is flammable.

There could be life as we know it, or rather as we don't know it, forming on Saturn's largest moon. Reading time: Reading time 3 minutes On December 25, 2004, the Huygens probe separated from the ...

The findings are important because methane is over 25 times more powerful than carbon dioxide as a greenhouse gas. Arctic lakes are already major natural methane sources globally, but the processes ...

Learn more about the Will-o’-the-Wisp and how this mysterious phenomenon, which has inspired faerie folklore, may actually be bursts of methane gas. Rosie McCall is a London-based freelance writer who ...