Without a spacesuit, there is no chance of surviving in the scary cosmic void. In science fiction movies, we often see peoples heads exploding or being frozen by the apparent pressure differential or lack of heat, respectively. As long...

The Apollo 13 crew was the farthest distance that humans have traveled from Earth. On April 14, 1970, the crew was 400,171 kilometers (248,655 miles) from Earth. The Apollo 13 mission was the third manned mission intended to land on the...

As children, we learn almost entirely through observation and mimicking. From laughter and walking to the use of objects and empathy, we often create the behavior of our lives based on what we witness in others. The same thing is true...

Ever wonder why bones can survive hundreds of years without decomposing? This is due to the unique composition of bone. Bone is primarily composed of a very stable protein called collagen and the mineral calcium. The association between...

Jumping out of an airplane without a parachute is a last resort and should only be considered when there’s no other viable option of escape from an airplane that is “going downâ€. If you have to jump, it’s often recommended to look...

Mexico's Dia de Muertos is a celebration of the connection between life and death with music, colour, and food. Let's find out how such a unique holiday came into being.

The emotion a spider elicits is not just fear but a combination of fear, disgust, and creepiness. Psychologists reckon that we have evolved to feel disgust or revulsion to prevent us from consuming or contacting things that might be a...

A vivid overview of the life of abolitionist John Brown.

Poisonous, capable of causing death or serious illness by chemical means.
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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...

Lessons from the frontline: why the experiences of soldiers in the Falklands War made doctors rethink how they treat severe trauma wounds.



Biology - Human Body - Learni

ng Points.

During the Falklands...

A small, extremely dense star characterised by high temperature and luminosity, no longer capable of nuclear fusion.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...

When and why do bees sting? And what happens in the human body when they do? Why are bee stings only a nuisance to some people, but life threatening to others? Biology - Cells And DNA - Learning Points. Bees sting people to protect...

In 2005, New Orleans was devastated by Hurricane Katrina. The city had flood defences which were meant to protect it. Why did these fail and could this happen again? Earth Science - Weather - Learning Points. Hurricane Katrina hit New...

Learn how sexual selection governs mate choice, but also drives the evolution of species. Examples of physical and behavioural, intra and inter species sexual selection. Biology - Adaptation And Evolution - Learning Points. Selecting a...

Heroin is found in many different powdered forms, often mixed with other dangerous substances. How does Heroin affect the brain, and how does this make it one of the most dangerous drugs? Biology - Healthy Living - Heroin is a drug made...

The Sun is dying, getting hotter as it goes. Eventually it will shrink into a black dwarf, but life will have vanished long before.



Physics - Our Solar System - Learni

ng Points.

The Sun is 5 billion years...

How scientists pieced together the life and death of an Allosaurus called "Big Al" by studying his bones. Biology - Adaptation And Evolution - Learning Points. Big Al is one of the most complete dinosaur skeletons ever discovered. His...

Malnutrition is the biggest risk to health worldwide. It has become a common problem in the developing world. What is it and how does it develop? Biology - Healthy Living - Malnutrition is a chronic lack of nutrients. Malnutrition is the...

Over 500 million people suffer from obesity worldwide, posing a significant risk to health. Discover how a combination of fat rich diets and lack of exercise are at the root of the problem. Biology - Healthy Living - Learning Points....

The global population is growing rapidly and soon the world could be overpopulated. Life as we know it could become unsustainable. What can we do to avoid this? Human Geography - A Changing World - Learning Points. There are over 7.5...

What are stars made of? How are they born, how do they live, and how do they die? Physics - Our Solar System - Learning Points. Our nearest star is the Sun. A star is formed from a cloud of dust and gas, which shrinks under gravity and...

Discover why antibiotics have become one of the most frequently used medicines. And why their efficiency is threatened by the emergence of superbugs. Biology - Healthy Living - Sir Alexander Fleming discovered the first antibiotic for...

Find out more about the range of toxins in cigarettes and the serious damage they can cause to smoker's lungs. Biology - Human Body - Learning Points. Cigarette smoke damages the lungs. The chemicals in cigarettes irritate the lung...

How an investigation into a skin disease in the American Deep South revealed the true value of a healthy diet - and what happens when you don't consume enough vitamins. Biology - Healthy Living - A lack of specific vitamins can cause...