Brain worms, dark matter and stranger things. We explain

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Brain worms, dark matter and stranger things. We explain
Series

Brain worms, dark matter and stranger things. We explain

We put the natural world under a microscope, from rogue waves and zombie fungi to dark matter and meteors.

14 stories
The Earth’s inner core is as hot as the surface of the sun and would be as bright to look at, scientists say.
Explainer

Could we ever journey to the centre of the Earth?

We’ve landed humans on the moon but we’ve barely scratched the surface of our own planet. What lies beneath, and what mysteries remain?

  • by Sherryn Groch
Rogue waves
Explainer

Scientists thought these monster waves were myth. Now they’re racing to understand them

These are the real sea monsters: waves so tall they can block out the sky. So what happens when waves go “rogue”? Why do they strike out of nowhere? And how do sailors survive them?

  • by Sherryn Groch
Worm explainer
Explainer

1.5 billion humans share their bodies with worms. But how does one get into a brain?

Surgeons plucked a live roundworm from a woman’s brain in a hospital in Australia. What was it doing there?

  • by Liam Mannix
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Cordyceps fungi featured in "The Last of Us" HBO series explainer art. Digital treatment Matt Davidson
Explainer

A killer fungus that turns living beings into zombies. Far-fetched? Not entirely.

A brain-eating pathogen wreaks havoc in a new sci-fi TV show inspired by a real-life fungus. How does it take over another creature? Are we at risk?

  • by Stuart Layt and Liam Mannix
Asteroids
Explainer

Don’t sweat the small stuff? How scientists will defend us from a meteor strike

We might be safe, for now, from the kind of strike that wiped out the dinosaurs. But that doesn’t mean the coast is clear. What’s the plan?

  • by Jackson Graham
Stress and boredom are two triggers, but could yawning also signal a shift in our inner state?
Explainer

What’s yawning for – and is it really contagious?

People who study yawning, known as chasmologists, say just hearing about a yawn can trigger one. How come? The question has puzzled us for millennia – and is still wide open.

  • by Jackson Graham and Lachlan Abbott
Calvin Seibert photographs his work in the late afternoon, when longer shadows make for a more dramatic effect.
Explainer

How do you make the perfect sandcastle?

Great minds, from Buddhists to Beyonce, have grappled with the deeper meaning of sandcastles. But how do you actually make one that is a thing of beauty (for as long as it lasts)?

  • by Angus Holland
Daylight saving
Explainer

It’s nearly time to put clocks forward an hour. Where did daylight saving come from?

First floated as an idea in 1895, daylight saving has caught on across the world but remains contentious. How does it work?

  • by Rachael Houlihan and Anthony Segaert
Explainer Higgs Boson
Explainer

Ten years on from the God particle, we may have found a fifth force of nature

It took four decades to find. And, depending on who you ask, it could one day destroy the universe. What’s the Higgs boson? And what’s dark matter?

  • by Sherryn Groch
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Identical twins Paula and Lee Bowman
Explainer

‘It’s in your genes’: What can we learn from our DNA?

Did we really inherit that singing voice? What about our maths brain? Some of the answers are in our DNA – but how much can scientists actually tell?

  • by Jackson Graham
titan explainer
Explainer

Death in 20 milliseconds: the catastrophic implosion 4km beneath the sea

How extreme is the pressure in the deep sea, and how can a vessel implode?

  • by Angus Dalton and Liam Mannix
heat
Explainer

‘I’m sitting but my heart rate is climbing’: How heat stress creeps up on you

We visit a “climate chamber” to measure our vitals while the mercury climbs.

  • by Liam Mannix and Angus Dalton
feels like
Explainer

What is the ‘feels like’ temperature?

There can be quite a gap between the forecast temperature and the ‘feels like’. What’s the actual difference? And why does it sometimes feel especially cold?

  • by Millie Muroi and Stuart Layt
The inside of the Livermore National Ignition Facility’s preamplifier support structure for its laser technology.
Explainer

What’s nuclear fusion – and will it solve the energy crisis?

Scientists have ignited a fusion reaction that – for the first time in a laboratory – generated more energy than it consumed. What does that mean for us?

  • by Liam Mannix