Hank tells us about new and confusing discoveries in the field of Human Evolution.

The group of bacteria known as Chlamydiae doesn't do much to endear itself to us since these bacteria can cause a variety of illnesses. But it turns out that we may have Chlamydiae to thank for life as we know it!

If you traced your family tree back 185 million generations, you wouldn't be looking at a human, a primate, or even a mammal. You'd be looking at a fish. So where along that line does the first human show up? The answer may surprise you

Hank introduces us to oxygen - the element that makes it possible for most animals to live, but which is simultaneously responsible for a lot of bad things going on in our bodies.

Paul Andersen starts with a brief description of the history of life. He then discusses the seven characteristics of life and why viruses are not alive. He then describes the three domains in the current classification system and...

Hank brings you the facts, as they are understood by scientists today, about the evolution of humans from our humble primate ancestors. On the way to becoming Homo sapiens, game-changing evolutionary breakthroughs led to the development...

Check out how cats became our favorite little murder machines.



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Marine mammals are famously large, but why is that? And is there a polar bear-sized sea otter in our future?

Why can amphibians, fish and even some reptiles regenerate limbs, while birds and mammals can’t? Researchers think they might have found a clue on the tip of the alligator’s tail.

Wouldn’t it be cool to be able to point at a fossil and know that it’s the first, say, plant? Well... yeah! But it's not that easy! Scientists are always making new discoveries that throw all our old assumptions into...

Paul Andersen shows you how to construct a cladogram from a group of organisms using shared characteristics. He also discusses the process of parsimony in cladogram construction. He then explains how modern cladograms are constructed...

Hank continues our exploration of animal phyla with the more complexly organized annelida and arthropoda, and a biolography on insects.

Hank tells us the background story and explains the importance of the science of classifying living things, also known as taxonomy.

The search for our origins go back to a single common ancestor -- one that remains shrouded in mystery. It's the ancestor of everything we know and today scientists call it the last universal common ancestor, or LUCA.

Ever wonder where your favorite Thanksgiving foods come from? Well the truth may be closer to home than you think.

This video is answering the question of what food is eaten during Obon.

This video explains merge conflicts.

Evolution is inherited change in a population of organisms over time resulting in appearance of new forms, under the influence of pressure from the environment. Note changes are in populations not individual...

Are we all related? Yes, in fact, all life is related. You Are Related to a Tomato! A lot of you know that apes and humans share a common ancestor – so you know you’re related to Bonzo the ape at your local zoo. ...

Pupil outcome: I can identify similarities and differences in humans within a family tree. Key learning points: - A family tree is a diagram that shows the relationships between all the people in a family over many generations. - The top...

In this video, the teacher discusses the genetic similarities between humans and chimpanzees, highlighting that humans share nearly 99% of their DNA with chimps. The teacher also explores the physical and social similarities between the...

In this video, viewers are taken on a journey from outer space to the waters of Earth to learn about the fascinating manatees. These gentle marine mammals, often called sea cows, are the largest herbivores in the ocean and closely...

Mr. Beat and I are Cousins and Related to US Presidents!

BANAUE RICE TERRACES FILIPINOS OFTEN REFER TO THE BANAUE RICE TERRACES AS THE EIGHTH WONDER OF THE WORLD, AND UNDERSTANDABLY SO. OF ALL THE EXQUISITELY SCULPTED RICE TERRACES WHICH CLIMB THE SLOPES OF THE CORDILLERA IN LUZON, THE LARGEST...