Modern birds, along with certain snakes and fishes, have skulls whose jaws and palates are not firmly fixed in place.

Seeing a woodpecker in action is more extraordinary than most people realize. This tiny bird does incredible things and is ...

Each has an intricate structure of bones, nerves, and muscles. Just like other parts of the body ... Ears can vary, so what's considered normal anatomy of the inner or outer ear in one person may be ...

Keywords human skeleton, muscles, anatomy, bones, joints, voluntary muscles, involuntary muscles, health tips, exercise, nutrition Email us at [email protected] if you have questions about the ...

The triceps, or triceps brachii, is the large muscle found at the back of the upper arm. Along with the other muscles of the arms and legs, the triceps muscle is a voluntary muscle, meaning it's a ...

Researchers are working on artificial muscles that can keep up with the real thing. They have now developed a method of producing the soft and elastic, yet powerful structures using 3D printing.

You’re doing the work, you’re feeling the burn, but how long does it actually take to build muscle? Building muscle isn’t just a matter of showing up and working out however and whenever you ...

A microscope image of H5N1 avian influenza. Credit: CDC and NIAID Bird flu, or H5N1 avian influenza, has been circulating across North America since 2022, infecting birds, livestock, wildlife, pets, ...

For more than a century, scientists believed that a fossil of a winged dinosaur from the Jurassic Period discovered 160 years ago in Germany represented the earliest birds. Now, researchers have ...

A man, 34, shared his daily diet with Business Insider for help with building muscle and losing fat. A registered nutritionist and personal trainer, Jamie Wright, said he could take two approaches.