Almost everything we know about the reproductive practices of European eels comes from a genius study conducted more than 100 years ago.

We all remember the woes and trials of our adolescence. But what you may not have realized is that your middle-school bout with surging hormone's wasn't the first time you went through a sort of puberty. From surging hormones to hair...

From Ancient Greece to the 20th century, Aristotle, Freud, and numerous other scholars were all looking for the same thing: eel testicles. Freshwater eels could be found in rivers across Europe, but no one had ever seen them mate and no...

Hank fills us in on the endocrine system - the system of glands which produce and secrete different types of hormones directly into the bloodstream to regulate the body's growth, metabolism, and sexual development & function.

The European eel is a mysterious fish. They live for years without any reproductive organs, which made people very confused about where eels came from, all the way back to the ancient Egyptians, Greeks, and Romans. And up until recently,...

Some parts of your body are named after the anatomists who discovered them. Have you ever wondered who named a body part after them? And did you know that there are some body parts that were named after biblical and mythological figures?

Find out how an 18th-century Swedish botanist revolutionised the way organisms are classified.
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Life processes - Variation and classification -


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Learning Points
Carl Linnaeus...

The Human Body provides an overview of the main organ systems of the human body and reviews vital organ functions.

Arteries and veins of the male pelvis.

A general definition of a gland and an overview of the major glands of the body.

Plant Structure and Function Set: 3. This clip offers a simplified look at the basic anatomical structure of a flower.

You've probably heard of glands and hormones, especially since we learned a little about how hormones interact with receptors in the biochemistry series, but what are they in the greater context of human anatomy and physiology? Let's...

Explore the therapeutic benefits of Setu Bandhasana (Bridge Pose) in managing PCOD (Polycystic Ovary Syndrome). This yoga posture is known for its ability to improve hormonal balance, strengthen the pelvic region, and alleviate symptoms...

Is science finally giving female sexual and reproductive organs the attention they deserve? Author Rachel E Gross set out to narrow the knowledge gap.