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Built more than 4500 years ago, you’d think there was nothing left to discover inside Cairo’s Great Pyramid of Giza. Think again. Scientists have recently discovered a new chamber deep in the heart of the tomb, all with the help of starlight.

Time for an Easter trick! There are lots of eggs around at this time of year, but this one is sure to raise some eyebrows. And when you’re finished, you can get your parents to help you cook your green egg, so you can gross out your entire family!

Written by Beth Askham Make your own climbing frog, using the power of friction. You will need A 20 cm x 20 cm piece of cardboard Two 5 cm long pieces of drinking straw String Sticky tape Scissors Coloured pens, pencils, crayons, paints or textas Other decorations What to do On your piece of cardboard […]

Written by Beth Askham When mysterious lumps of pumice stone washed up on beaches in Tasmania, Australia, Rebecca Carey knew that they must be coming from an underwater volcano. Rebecca is a Tasmanian volcanologist (someone who studies volcanos), and she had been tracking the travelling pumice for more than a year.

As the Southern Cross moves across the night sky, learn how to use it as a clock. Safety: This activity asks you to head outdoors at night. Ask an adult for permission, and make sure they know where you are. Check the weather forecast and dress for the conditions.

What will make our future brighter? For thousands of years our lives have been lit by the Sun, by stars, by fire. Electricity brought new types of lights, ones we can summon at the flick of a switch.

One of our readers requested an article about time keeping devices, and it’s a great time for the topic. Scientists set a new record in clock precision early this year with an atomic clock that ‘ticks’ 430 trillion times in a single second. Vibrations on your wrist Most wristwatches and wall clocks today use a […]

Written by Sarah Kellett Can we power our homes with the process that powers stars? Nuclear fusion offers to do just that, and scientists are looking for ways to harness this energy with experiments that run hotter than the Sun.

Written by Sarah Kellett A whispering gallery of light has made the world’s most sensitive thermometer yet.

Written by Sarah Kellett Have you ever wanted to own a microscope? This jelly lens can turn any phone camera into a magnifying machine!