Hydrogen sulfide smells like rotten eggs and can cause headaches, dizziness and nausea. It’s produced by untreated wastewater ...

Toxic sulfurous gas, carrying the telltale reek of rotten eggs, wafts through vents in the steep walls of Iceland's Viti ...

Freezing cold, dark and with an atmosphere that smells like farts and rotten eggs? Uranus doesn’t sound like somewhere you’d want to call home. But let’s say you did want to move to Uranus. What kind ...

Rust-colored water is caused by algae which is also responsible for the blue glow known as bioluminescence -- but there is a ...

As investigators probe Wednesday's deadly natural gas explosion that killed 15-year-old Logan Hansen, safety experts are ...

which give the ocean a rusty brown hue during the day and an electric blue glow when agitated by waves or other movement at ...

An early-morning walk through the mangroves in Broome, Western Australia, reveals how this rich ecosystem has sustained the country’s First People since time immemorial.

But now this bioluminescent algae is dying and releasing hydrogen sulfide gas, which causes a rotten egg smell, explained Laura Rink, associate director at Heal the Bay Aquarium in Santa Monica.

It turns out those beautiful blue waves on the Southern California ... s decomposition produces hydrogen sulfide, creating a rotten egg smell. Bioluminescence at Torrey Pines Beach.