Wisp and how this mysterious phenomenon, which has inspired faerie folklore, may actually be bursts of methane gas.

For centuries, stories about will-o’-the-wisps have captured the popular imagination. Countless tales have been told to ...

Chemists have discovered tiny zaps of electricity moving between “swamp-gas” bubbles. Could they ignite methane gas to glow as dancing blue flames?

Water is famously the go-to for putting out fires, but now scientists think they’ve shown how it could potentially spark one ...

Researchers have discovered “a natural ignition mechanism” that may explain the origin of the eerie blue flames.

Mysterious flashes of light seen in swamps and bogs could be caused by burning methane or other gases, ignited by sparks that ...

For scientists, though, one big mystery still remained. Although will-o’-the-wisps are not actual flames and occur at ambient ...

Scientists had long suspected methane had something to do with it. Turns out they were partly right.