Science, Nature and Tech

Who on Earth Invented Traffic Lights?!

Every day we use hundreds of inventions without even thinking about it. In this series, we’ll be celebrating some of the most overlooked inventions, finding out what inspired their inventors and maybe even a few unexpected tales along the way.  Contributor Sally Anne asks… “Who on Earth invented… Traffic Lights?!”

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Popular, Science, Nature and Tech

Can Too Much Screen Time Damage Your Eyes?

I bet you’ve heard some adults warn that too much screen time can damage your eyes. Some even say that sitting too close to a screen can be harmful. This is an idea that’s been around for decades but is there any truth to it?

In the latest of our Fact or Fable series, Sam investigates.

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Science, Nature and Tech

It’s genetic, isn’t it?

Genetics is the study of how genes are inherited in a population. A scientist interested in genetics is a geneticist. If something is genetic, that means it is passed to you by your Mum and Dad. You inherit genes from your parents.
Genes control most aspects of human life, from eye colour to how fast you can run. There are some fun ways to demonstrate genetics in your own family.

Take tongue rolling. The ability to roll your tongue is what we call a dominant trait. If you have the gene for tongue rolling you will be able to roll your tongue. 

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Written By You

Are Rewards the Right Approach? Written By You

14-year-old Gabriella told us that her school gives lots of rewards for doing well, or for good behaviour. It got her thinking about reward systems, and if they are a good idea.

I’m sure everyone has been offered a reward for doing the right thing at some point in their lives, whether it has been your parents rewarding you for your actions or teachers at school.

When you are presented with the idea of a reward it makes you want to succeed right? Or does it? I know from personal experience that people aren’t necessarily excited by the prospect of being given a reward and when they are, they are usually set on the reward and not the idea behind it. For example, prizes for winning competitions often attract entries and participants often enter because of the prize and not because they are really interested in the theme of the competition. The same kind if thing comes out of rewards at school.

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