What's new

water posts

Leaving patterns Activity

by David, 31 January 2019 | 0 comments

a cup of water with plastic over the top and a coin balancing on that.

Written by Elvina Lee Here’s a cool activity that’s perfect for a hot summer’s day! Create a curious pattern with water.

Continue reading Leaving patterns

Summer assortment – quick quiz Quiz

by David, 19 December 2018 | 0 comments

Black lightning bolt in purple circle

There’s something for everyone in our summer assortment quiz. Try this fun mix of questions from across the sciences! If you’re after more fun science for kids, subscribe to Double Helix magazine!  

Continue reading Summer assortment – quick quiz

Water balancing trick Activity

by David, 29 November 2018 | 0 comments

A five cent coin with a convex drop of blue water covering the surface.

Here’s a balancing game, but with a bit of practice you will always win! Why? Because you’ve set up a clever trick.

Continue reading Water balancing trick

Lava fizz Activity

by David, 12 July 2018 | 2 comments

Lava lamps look super cool, but they can be expensive and hard to find. With this activity, you can make your own bubbly lava and learn a bit about oil and water!

Continue reading Lava fizz

Cool stars and comfy planets News

by David, 17 March 2017 | 0 comments

Is there life on other planets? It may seem like we’re alone in the universe, but there’s still hope. The race is on to find signs of life on Earth-like planets, which have atmospheres and liquid water on the surface. Recently, it was announced that scientists have discovered seven planets orbiting nearby star TRAPPIST-1, each…

Continue reading Cool stars and comfy planets

Venus’ cool past

by David, 26 August 2016 | 0 comments

In some ways, Venus is Earth’s twin – it’s the closest planet to Earth, and it’s almost exactly the same size. But poor Venus flies too close to the Sun. Brighter sunlight and a runaway greenhouse effect makes Venus unbearably hot, with temperatures averaging more than 450 degrees Celsius. But recent climate simulations suggest that…

Continue reading Venus’ cool past

Water on Mars? Super cool!

by David, 12 June 2015 | 1 comments

It’s drier than any desert on Earth. On Mars, pure water exists only as a gas or a solid. Vast amounts of ice are found at the north and south poles and buried underground, but there’s not a drop to drink. “Liquid water isn’t stable on the Mars surface because of the temperatures and the…

Continue reading Water on Mars? Super cool!

India’s thirst for water News

by Sarah, 28 February 2014 | 0 comments

Dr Anu Kumar giving a child an Australian souvenir.

Written by Neha Karl 97 million people in India do not have easy access to clean and safe water – that is more than four times the population of Australia. Many water sources in India are heavily contaminated or impure.

Continue reading India’s thirst for water

Smelly yellow

by Jasmine, 8 January 2014 | 0 comments

Ashamed dog with puddle of pee

Written by Celia Berrell Regardless if it’s yours or mine, why is urine yellow? It’s mostly made of water yet becomes a stinky fellow! When blood’s red heme is broken down, it goes from brown to gold. You’ll see this if you get a bruise and watch it growing old.

Continue reading Smelly yellow

Categories:

This is a hold-up Activity

by Mike, 4 October 2013 | 0 comments

Inverted plastic cup containing green water, with a card pressed beneath to keep the water in.

Written by Justin McGuire This activity may splash some water around, so try it over a sink or outside.

Continue reading This is a hold-up