It’s easy to assume P. goliah and other giant kangaroos lost their ability to hop as a result of all that bulk. After all, ...

Long thought to have walked bipedally, like us, Australia’s extinct giant kangaroos have features that indicate they could also have bounced ...

In this video, watch as grizzly bears stalk a gigantic moose. Considering attacking him, they ultimately decline, knowing they can't win.

The restart of the world's largest nuclear power plant was suspended in Japan Thursday just hours after the process began, ...

Record-breaking experiment shows that a cluster of thousands of atoms can act like a wave as well as a particle.

The bumphead sunfish (Mola alexandrini) is one of the strangest and most impressive giants in the ocean. With a flattened, ...

The sadly now extinct rhino lived on the steppes and tundra of Europe and Asia, living alongside people for thousands of ...

Some of your best memories are going to be with your family, on a fishing boat, or in the hunting stand,” said Kat Wilke of ...

This one-ton turtle once ruled South America’s rivers — until a changing planet proved too much for even the largest ...

Sperm whales are named after the waxy substance found in their large heads called spermaceti. The spermaceti is an oil sac ...

Paraceratherium was a hornless rhino relative that dwarfed every land mammal alive today. Standing nearly five meters tall at the shoulder and weighing up to 20 tons, it may have been the largest ...

Add Yahoo as a preferred source to see more of our stories on Google. Read on to discover the 12-inch-thick throat muscles and a 90-second gulp that power its baleen-filter feeding. The biggest whale ...