It is better to sip water rather than chugging it down. Thats why certain water bottles have a narrower opening than required. Imagine a case where you have a sudden urge to drink water (obviously, youre thirsty). You gulp down a glass...

Space is full of radio waves, plasma waves, magnetic waves, gravitational waves, and shock waves, all of which can travel in space without a medium. These waves are recorded by instruments that can sense these waves, and the data is...

The urge to jump or high place phenomenon apparently springs from a distortion of our perceptions. Lab tests have shown that people estimate disgusting things, such as feces, to be closer than they really are. Another example is...

Mei Lum, the fifth-generation owner of Wing On Wo, uses arts and activism to support the Chinatown community through the WOW project.<br/>

No one wants to be the bearer of bad news. But, sometimes you have to. So, let’s look at how to give bad news to your client, sponsor, or boss.



Two things can make bad ne
ws worse:
1. Pretending it
is not bad...

A video lecture overview of the Treaty of Versailles and its effects. Created for students of the Social Studies, life long learners and the cray cray on the internets.

A class of subatomic particles that includes neutrons and protons.
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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...

Sound at frequencies below 20 Hertz, the lower limit of normal human hearing.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....

It can take years before our limbs and brain work together well enough to achieve good balance. What role do our ears play in helping us to meet this incredible challenge? Biology - Being Human - Learning Points. Our sense of balance is...

We use instinct to sense exactly what is going to happen without seeing it. Baseball players show how instinct allows them to predict the future. Biology - Being Human - Learning Points. Our sense of vision is constantly keeping track of...

Early in life, your brain does not recognise your reflection as 'you'. The mirror test is a classic experiment which shows when we become able to recognise ourselves. Biology - Being Human - Learning Points. Being aware of your 'self' is...

Test your vision and perception. Watch the basketball players, count the number of times they pass the ball - and prepare for a surprising outcome.



Biology - Being Human - Learni

ng Points.

Our brains...

Taste is a survival instinct: we instinctively dislike bitter or sour tastes in case food is off or poisonous. An introduction to the tongue and how it helps us to taste. Biology - Being Human - Learning Points. Taste is a survival...

How our ears hear different frequencies, and how they work with the brain to turn these into sounds which we understand. Biology - Being Human - Learning Points. Sounds are simply movements of air molecules. Our ears are extremely...

Synaesthesia, or mixed sensory perception, leads people to "see" smells or "hear" colours. Why does this occur and what does this tell us about brain function? Biology - Being Human - Learning Points. Each of our senses has different...

Animals share many of our senses, but can use them in very different ways. Snakes, bats and cheetahs have senses optimised for hunting and migrating in different environments. Biology - Being Human - Learning Points. Different sensory...

See how perspective is used in graphic art to confuse the mind of the audience, and what happened when the artworld discovered they could draw shapes that could not exist in real life. Maths - Space A Twig Math Film. Reinforce and extend...

Introduction to the structure and function of the nose, and how it works in tandem with the brain. How do we tell the difference between good and bad smells, and has this ability helped humans to survive? Biology - Being Human - Learning...

How the four sensory receptors in our skin, which detect heat, cold, pain and pressure, help us to feel an object, and can even help us tell if we like something or not. Biology - Being Human - Learning Points. The skin contains millions...

What are memories and how does the brain store them? How does our memory develop as we grow? Biology - Being Human - Learning Points. As the brain processes experiences and stimuli, it creates pathways between neurons. Pathways between...

Seals and sea lions use whiskers to sense the world around them.
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Living things - Our
s

enses - Touch />

Learning Points
Seals and sea lions have a very acute sense of touch thanks to their...

See the animal kingdom's super sniffers in action.
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Living things - Our senses - T
a

ste and smell />

Learning Points
Some animals have a very strong sense of sm
e

ll, which helps them to find...

Our skin contains receptors that give us the sense of touch.
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Living things - Our
s

enses - Touch />

Learning Points
We have receptors in our skin tha
t

help us to feel different...

Find out how jellyfish survive without a brain.
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Living things - Our senses - In
c

redible brain />

Learning Points
Our brains help us to interpret the information provided by our sense organs...