What's new

How to fly without moving News

by David, 6 December 2018 | 0 comments

Futuristic glider plane with blue wings.

If you want to fly, you’ve got to move, right? Birds flap, propellers whirr, and if you’ve ever watched the spiral painted on the middle of a jet engine, you’ll know they spin too. But recently, researchers from Massachusetts Institute of Technology in the United States created a plane with no moving parts at all….

Continue reading How to fly without moving

Categories:

The toughest challenge – a quick quiz Quiz

by David, 5 December 2018 | 0 comments

Black lightning bolt in purple circle

This time you’re up against our hardest quiz yet! If you get even one question right, we think you have fantastic science knowledge. If you answer all five questions correctly? You’re a quiz whiz. Let us know in the comments below! If you’re after more fun science for kids, subscribe to Double Helix magazine!  

Continue reading The toughest challenge – a 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

Number cruncher Brainteaser

by David, 28 November 2018 | 1 comments

Brain icon

I have four different whole numbers written on a piece of paper. The largest number is four bigger than the smallest. The middle two numbers are even. If I add all four numbers together, I get 12. What are my numbers?

Continue reading Number cruncher

Categories:

Many mosquitoes – a quick quiz Quiz

by David, 22 November 2018 | 2 comments

Black lightning bolt in purple circle

This quiz has two questions about tiny bloodsuckers that are bound to make your skin itch! But don’t stop there. Can you get all five questions right? If you’re after more fun science for kids, subscribe to Double Helix magazine!  

Continue reading Many mosquitoes – a quick quiz

Revealed! The secret to wombats’ cube poo News

by David, 21 November 2018 | 0 comments

Picture of a wombat.

A walk in the Australian bush can occasionally reveal piles of strange, cube-shaped poo, carefully balanced on top of rocks. Although it might seem like a prank, they’re perfectly natural. Chances are, this cube poo has been ejected from a wombat’s rear end.

Continue reading Revealed! The secret to wombats’ cube poo

From silly straw to annoying instrument Activity

by David, 15 November 2018 | 0 comments

A man blowing into a straw.

Do you get annoyed when you get a plastic straw with your drink? Instead of throwing it out, take it home and use it to make a musical instrument!

Continue reading From silly straw to annoying instrument

Categories:

Half past angle Brainteaser

by David, 14 November 2018 | 0 comments

Brain icon

At half-past three, what is the angle between the hands of a clock? Scroll down for the answer!     Brainteaser answer First, a quick estimate. The short hand points across to the three, and the long hand points straight down to the 6. The angle is about 90 degrees, but there’s a more accurate…

Continue reading Half past angle

Categories:

Special delivery! Robotic helper for baby coral News

by David, 8 November 2018 | 0 comments

Image of two small robots releasing a cloud of coral polyps over a dead area of reef.

The Great Barrier Reef has had a rough time. Rising temperatures , storms and attacks from crown of thorn starfish are among the problems damaging the reef. This year, scientists are aiming to supercharge its recovery with a new robotic helper.

Continue reading Special delivery! Robotic helper for baby coral

From concrete to cochlear implants – a quick quiz Quiz

by David, 7 November 2018 | 0 comments

Black lightning bolt in purple circle

This week’s quiz tests all kinds of knowledge from common construction materials to Australian inventions. Can you get 5/5? If you’re after more fun science for kids, subscribe to Double Helix magazine!  

Continue reading From concrete to cochlear implants – a quick quiz