Everywhere you look on Earth, you’ll find wonderful and diverse living things, from tiny tardigrades to soaring sequoias. And incredibly, everything alive today, and everything that’s ever lived, is related. In this episode of Crash...

Life as we know it is carbon-based, but does it have to be this way? There’s another element on the periodic table that shares some of the key properties of carbon but is far more abundant on most planets. I’m talking about silicon. So...

Explore the four biomolecules and their importance for organisms and the structure and function of their cells! This 2023 UPDATED Biomolecules Amoeba Sisters video has some more detail and improved art from the 2016 Amoeba Sisters...

Bananas! They’ve got a long trip from harvest to table, and a lot of science goes into keeping them delicious. This episode was produced in collaboration with and sponsored by Emerson.

Explores classification in biology as well as taxonomy hierarchy: domain, kingdom, phylum, class, order, family, genus, and species with The Amoeba Sisters! This video also discusses the importance of scientific names and why...

Everything is made of chemicals, including the human body, but there are some especially weird ones

This Amoeba Sisters video starts with providing examples of prokaryotes and eukaryotes before comparing and contrasting prokaryotic cells with eukaryotic cells! Contents: 00:00 Intro 1:27 Modern Cell Theory 1:37 3 Domains (with examples...

What is the domain Archaea? Explore the archaeans with the Amoeba Sisters! This introductory video compares and contrasts characteristics of Archaea with bacteria. Time-Stamped Table of Contents: 00:00 Intro 0:47 Extremophiles 1:00...

Paul surveys the Kingdom Plantae. He begins with a brief description of the phylogeny of land plants. He then describes the defining characteristics of plants, including cell walls, embryophytes, alternation of generation and...

Bamboo is the world’s fastest growing plant thanks to the cell elongation process it shares with all grasses and its unique cell wall layering adaptation, allowing it to shoot up to 100 ft (30m) in just 8 weeks.

Did you ever have a delicious looking apple in your hands and bite in only to find it all grainy and sad? It's not the fruit's fault, and there might be something you can do about it!

Paul Andersen surveys the Kingdom Fungi. He starts with a brief description of the fungi phylogeny. He describes some of the major characteristics of fungi; heterotrophy, cell walls of chitin, hyphae, sessile. He describes the...

You may not think much about moss, but it has a hidden super power, and it's been used to save countless lives.

In 1928, scientist Alexander Fleming returned to his lab and found something unexpected: a colony of mold growing on a Petri dish he’d forgotten to place in his incubator. And around this colony of mold was a zone completely and...

This video compares different types of cells, including plant, animal, prokaryotic, and eukaryotic.

Despite the incredible variations of life we see today, at the fundamental level, all living things contain three elements: Nucleic acids, Proteins, and lipids. These three things had to have been present in order for...

Compartimento lleno de líquido que se encuentra dentro de la célula, envuelto por una membrana. <br/<br/>>

Twig - Biología

A naturally occurring polymer of glucose that forms cell walls in plants and gives them strength and rigidity.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images...

A fluid-filled compartment inside a cell, surrounded by a membrane.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...

We look at the effects of osmosis on the volume of potato and the appearance of red onion cells. Two cylinders of potato are measured and weighed before one is placed in salt water and the other in fresh water. We can see how osmosis...

Explore the unique features of plant cells compared to animal cells. Learn about the specialized structures such as vacuoles, cell walls, and chloroplasts that distinguish plant cells. Understand how these features contribute to the...

What are the differences between plant and animal cells? How are plant and animal cells alike? You might be surprised that there are more similarities than differences. Join Kevin as he transports to the Cellular Learning Center. You...

Botany experts Gioia Massa and Anna-Lisa Paul discuss how plants in space and the research being conducted on the International Space Station are key to the future of sustainable human space exploration. HWHAP Episode 172.

From making bread to decomposing things in the environment, fungi play a very important role in our lives. Vivid video footage, accompanied by colorful animations, illustrates the fascinating origin, diversity, and characteristics of...