Dr. Boyd details his experience seeing a rare Puerto Rican Amazon (Parrot) sighting in Puerto Rico.

Follow along and learn about the process of photosynthesis in plants. Then do a simple experiment to demonstrate the process. 0:00 – Introduction 0:07 – What you need 0:17 – Explanation 1:16 – Safety 1:23 – Experiment 2:09 – Results ...

Learn about plants, and see how you can change their color! Minute 0:30 – Introduction Minute 0:43 – What you need Minute 1:06 – Explanation & description of plants and their function Minute 2:24 – Experimental plan Minute 3:03 –...

Watch as Dr. Boyd changes the color of White Carnation Flowers. 0:00 – Introduction 0:28 – What you need 0:53 – Explanation 2:21 – Safety 2:39 – White Carnation Experiment 3:40 – Time-elapsed results

These videos are from 2012 so my interest in trees goes back a long ways. I think these videos discuss two of the most interesting and amazing facts about our leafy friends: they are made mostly of CO2 (which comes from us breathing out...

In the 19th century, advancements in trade and greenhouse technology enabled the global transport of plants, sparking fascination with exotic and sometimes dangerous flora. This led to a rise in fictional tales of carnivorous plants,...

Compartimento lleno de líquido que se encuentra dentro de la célula, envuelto por una membrana. Twig - Biología

Whether it’s Marvel’s Thor, Disney’s Moana, or those Titans that clashed in that movie, pantheons of mythic heroes are everywhere in popular culture. But those Hollywood films barely even begin to scratch the surface of the wild stories...

While tiny, Earth now has a second moon, or natural satellite, named 2020 CD3. So, will we have to rewrite the text books?

The Fibonacci sequence is a series of numbers in which a given number is the addition of the two numbers before it. So, if you start with 0, the next number will be 1, followed by 1, followed by 2, followed by 3 and so on. As you can...

Plant reproduction comes in two types: sexual and asexual. Sexual reproduction is similar to human reproduction, in which male pollen and female ovarian germ cells fuse into a new organism that inherits the genes of both parents. Asexual...

Seed grow into plants through the process of germination. Germination requires optimum sunlight, temperature, water and air for the seed to turn into a plant. Isn’t it amazing that a tree as tall as a building can emerge from just a tiny...

For decades we’ve been planting trees in hopes of reducing carbon pollution. But when it comes to carbon sequestration, have we actually been getting it all backward? We travel to the Pacific Northwest forests of Oregon to see what we...

A small, tube-like organ in the human body, attached to the start of the large intestine, and which appears to serve no useful function. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...

The process of stripping electrons from, or adding them to, atoms or molecules to produce charged ions. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....

An animal that eats both meat and plant materials. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...

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

Learn how surface area can affect the amount of pressure exerted, and why this is useful in life? Physics - Forces - Learning Points. Pressure is the amount of force acting on a set area. Pressure is measured in pascals. Pressure can be...

Koalas sleep for 22 hours of the day. Why is this? Discover the lifestyle of this marsupial, which lives in very distinct social groups. Biology - Animal Kingdom - Learning Points. Koalas are marsupials. Koalas sleep for up to 22 hours...

Discover how splash tetras earned their name from the unusual way they lay their eggs. Biology - Animal Kingdom - Learning Points. Splash tetras lay their eggs on leaves. Male splash tetras find well-protected leaves by leaping out of...

How does a tall tree draw water from its roots to its leaves? And how does food made in leaves reach the rest of a plant? Discover how plants transport resources via the xylem and phloem. Biology - Plants - Learning Points. Transpiration...

Artificial trees: what are they? How do they work? And how could they help to prevent climate change in the future? Human Geography - A Changing World - Learning Points. The rate of climate change is increasing because of the increasing...

Just one in every 10,000 acorns will grow into a mature tree. Discover the epic life of one oak, from seed to ancient adulthood. Biology - Plants - Learning Points. The oak tree has a lifespan of over 1000 years. It produces thousands of...

Plants produce oxygen and provide our food, but what do they need to live? Learn why nitrates, phosphates, potassium and magnesium are vital for plant health. Biology - Plants - Learning Points. Understanding how plants grow ensures we...