The U.K.’s largest electricity provider is powering its Texas-size energy ambitions with an Uber-like approach to renewable retailing. Octopus Energy Group, a British energy conglomerate, entered the ...

The Giant Pacific Octopus, an ocean giant, faces numerous threats like overfishing and pollution. Despite their size and ...

If you’ve decided that solar panels are worth the investment and are ready to make the switch, our Octopus solar review looks at whether this fast-growing energy provider is the right choice for your ...

Editor’s Note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. During a three-week expedition this ...

When it’s fully grown, this Caribbean pygmy octopus will be just the size of a silver dollar. As a hatchling, it’s dwarfed by a penny. The Aquarium at Mote Marine Laboratory in Sarasota, Florida, ...

When a giant Pacific octopus was stranded at Vancouver International Airport after her flight to Finland was cancelled, the Vancouver Aquarium asked the Shaw Centre if it could care for her. Storm ...

The blue ring octopus is a small animal with a lethal secret. Though small, this poisonous creature carries a powerful toxin that can kill a human being within minutes. What is even more frightening ...