Seaweed is a versatile food that provides key minerals like iodine, magnesium and calcium. Adding seaweed extract to cattle feed could help reduce their methane emissions. Seaweed can also be turned ...

This cow—on a beach in Zanzibar—was not part of the methane emissions study, and may or may not be a seaweed eater. This cow—on a beach in Zanzibar—was not part of the methane emissions study, and may ...

Stinking mats of rotting seaweed are already starting to pile up on beaches across the Caribbean. These mega-blooms of slimy brown algae called sargassum were once seldom seen — but climate change and ...