How It Works Feed your mind with fascinating facts about the world around you

How to think yourself smart

How it Works explores the possibility of taking your IQ into your own hands and improving it Image source: Pixabay Staring down at the Sunday newspaper crossword, unable to work out nine down, you...

The world’s first radio telescope

How Jodrell Bank Observatory was used to prove Einstein’s theories and even spy on the Russians Image credit: Rosser1954 Creative Commons Attribution-Share Alike 4.0 International license. Situated 30 kilometres south of Manchester, England, is...

Can parasites get parasites?

Question from Abdul Khan Parasites that infest other parasites are called ‘hyperparasites’. Take crypt-keeper wasps, for example. They parasitise gall wasps, which parasitise plants. Gall wasps trick trees into building safe chambers for their...

Determining the size of the universe

Measuring the enormity of space is a task best left to the professionals – and even they don’t know! Image source: Pixabay The universe is a vast space that is simply incomprehensible to the...

What is a spirit bear?

How these pale-pelted mammals turn their colouring to their advantage Image credit: Maximilian Helm Species: Kermode bear Ursus americanus kermodei Size: Weight: 80–200kg, Length: 1.2–1.9m Habitat: Found only in the Great Bear Rainforest, these...

How does a particle accelerator work?

Image credit: US Department of Energy Science Take a trip into a particle accelerator and discover the experiments that are solving the mysteries of the universe Deep underground in the US Midwest, groundbreaking projects...

What causes rogue waves?

The ocean phenomenon creating freakish swells Maritime history has long told of infeasibly tall waves that strike suddenly during calm seas and topple boats. And yet to date little is understood about what causes...

The crab migration on Christmas Island

Follow the journey of millions of crabs as they make their way to the beach for an annual get-together Image credit: Chook keeper As the rainy season descends upon the beaches of Christmas Island...

What is sunburn?

Too much sun can damage our skin and our health (Image source: Pixabay) Sunburn is caused by an overexposure to either sunlight or artificial UV rays. Sunburn doesn’t occur every time the skin is exposed,...