What's new

gravity posts

Heron’s fountain Activity

by Fiona Midson, 15 February 2023 | 0 comments

Make a fountain that doesn’t need an electric pump. This fountain was designed by Heron, a Greek teacher and inventor in 1st Century CE. Safety: This activity involves using an electric drill, a sharp knife and a hot glue gun. Adult help is required.

Continue reading Heron’s fountain

Spotting quakes before the shakes News

by David Shaw, 25 May 2022 | 0 comments

Photo of a seismograph needle recording vibrations

Every second counts when a big earthquake hits. As soon as an earthquake sensor picks up the tremor, warnings can be sent over the internet, much faster than the shake travels through the Earth. And now, scientists have found a way to detect big earthquakes fast, maybe even before the ground starts to shake!

Continue reading Spotting quakes before the shakes

Super jumping robot News

by David Shaw, 11 May 2022 | 3 comments

Jumping robot features two intercepting hoops with a small rocket on the top.

What on Earth can jump the highest? Olympic high jumpers can clear more than 2 metres. Pumas might be the best animals at jumping, able to leap 7 metres into a tree. But a team of researchers from the USA have just made a robot that jumps higher than any animal!

Continue reading Super jumping robot

Big moves News

by David Shaw, 17 February 2022 | 0 comments

Light shininh over the edge of planet Earth

By Louise Molloy The crust under your feet – it’s on the move! But we’re not talking about the edge of your toast. This crust is the outer layer of our planet. The Earth’s crust has been on the move for millions, and even billions, of years. There’s an exciting new theory looking at why…

Continue reading Big moves

Small black hole found nearby News

by David Shaw, 29 April 2021 | 0 comments

Egg shaped star with black hole behind.

Black holes have such strong gravity that nothing, not even light can escape its clutches. We like to imagine that they are far away, like the supermassive black hole in the heart of our galaxy. But there may be black holes much closer to home. We’re just not very good at seeing them – after…

Continue reading Small black hole found nearby

Make a spinning helicopter Activity

by David Shaw, 28 April 2021 | 0 comments

Paper helicopter with paper clip weights.

NASA’s Ingenuity helicopter has made history by flying on Mars. To celebrate the first flight of a copter on another planet, here’s a simple unpowered helicopter you can build at home!

Continue reading Make a spinning helicopter

15 activity ideas for young makers Activity

by David Shaw, 24 April 2020 | 1 comments

Pipeleaner and string construction.

You might be stuck at home, but there’s still plenty to make and do! Here are some of our favourite activity ideas for young makers.

Continue reading 15 activity ideas for young makers

Drop jump Activity

by David Shaw, 17 October 2019 | 2 comments

Two matcch box drawers side by side with a ten cent coin in the upper drawer.

Drop the ruler, watch for the jump… that’s the point of drop jump! Can you work out which matchbox tray the coin will fall into?

Continue reading Drop jump

How fast do you fall? A quick quiz Quiz

by David Shaw, 24 April 2019 | 0 comments

Black lightning bolt in purple circle

From objects in free fall to the fall of the dinosaurs, we’ve got some tricky teasers for you today. Hope you don’t trip up!

Continue reading How fast do you fall? A quick quiz

Categories:

Snapping a black hole News

by David Shaw, 16 April 2019 | 0 comments

Glowing red and orange donut shape on a black background.

Scientists have just announced that they have the first photo of a black hole! But what does that actually mean? Read on to find out.

Continue reading Snapping a black hole