Marine heat waves that seemed extreme just a decade ago will become commonplace by the end of this century in waters favored by giant kelp, researchers have found. Dense forests of giant kelp ...

“So you have the blade, pneumatocyst, which is the little air pocket, and then stipe,” Smet said. Giant kelp is probably what you picture when someone says “kelp,” those flowing golden ...

As Stern held up the shiny seaweed for a photo op, Smet explained the basic anatomy of Macrocystis pyrifera, the species known as giant kelp. “So you have the blade, pneumatocyst, which is the little ...

The rich resources of Pacific kelp forests helped humans populate the Americas. Now depleted by as much as 95 percent, they need our help to recover. 4:03 The kelp forests off the coast of ...

Kelp may be one of the first species to show how coastal ecosystems will respond to the L.A. fires. These forests of fast-growing brown algae provide food and habitat for hundreds of marine ...

A sea urchin on a kelp stipe at a restoration site off Portuguese Beach, California. Urchin predation is a major cause of kelp decline in some areas. Image courtesy of Tristin Anoush McHugh.

Sea urchins eat kelp and have exploded in numbers in the last decade—so kelp forests are struggling. Leave the living stuff alone! Grows up to 10 inches a day. Long stipe and bulbs are hollow and ...

Kelp has vanished from about 80% of the shorelines ... and absorb nutrients all throughout their body. Their stem (or stipe) is thick and somewhat firm, often thicker than the handle of a baseball ...

Jason Isbell and Michael Stipe — in his first public live appearance in five years — performed a set of music together Friday at a Pittsburgh fundraiser for the Harris-Walz campaign ...

An X-ray reconstruction of a 32-million-year-old fossil kelp holdfast colored to show the base (orange), holdfast (yellow) and the bivalve shell to which it attached (blue). Credit: Dula ...

the fronds are blade or leaf like attachments stretching from the stipe, occasionally along its full length, and are the locations of nutrient uptake and photosynthetic activity. Additionally, many ...