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Think you understand magnets? In this hands-on activity, use a magnet to make a needle float and then fall.

Imagine a swirl of milk in a cup of tea, or a drop of food colouring in a glass of water. The way liquids move and flow is intricate and almost impossibly complex. But that doesn’t stop scientists from trying to understand this movement.

In this hands-on activity, you’ll make your own vacuum chamber and watch marshmallows turn into fluffy clouds of sugar!

Earth is active down to its very rocks. Earthquakes and volcanoes shake our planet, and the continents themselves drift lazily across the surface. Compared to Earth, the Moon is a cold, hard rock. But even lunar rocks are more active than you might think.

Time to get creative! With some permanent markers and methylated spirits, you can use chemistry to make some cool looking t-shirt designs.

Double Helix magazine is looking for your questions! Our Microscope column answers the most intriguing science, tech, engineering and maths queries you can throw at us.

Plenty of owners will tell you their cats are smart, compassionate and wonderful creatures. Scientists are curious about whether this is actually the case. Until this year, scientists weren’t even sure if cats knew their own names.

Here are two egg experiments in one! Turn your eggs rubbery by dissolving their shells, and then make one grow and the other shrink with the power of salt water.

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.

On Friday, a tiny spacecraft attempted to land on the Moon. It’s wasn’t from NASA or Roscosmos, or even China’s CNSA. The Beresheet Moon lander came from a small, not-for-profit company called SpaceIL, based in the tiny Middle Eastern country of Israel.