Q&A

Are hangovers hereditary?

You might have done the damage but why not blame your parents too?

Why does my arm and leg hair have growth limits, but my head hair doesn't?

Ever wondered why your arm and leg hair doesn't grow as much as your head hair? Here's the answer.

Do we know what the cores of stars look like?

The centre of our nearest star is 10-20 million degrees, making it just a little too hot for us to visit.

What makes the Mediterranean diet so good for us?

Why simple changes to your everyday meals can be the path to better health.

How many fathers are unknowingly raising children that aren't theirs?

A surprisingly common issue that is occurring around the world.

Is it safe to run every day, or should I ditch my run streak to save my knees?

A doctor explains why you should break your streak.

Could marine cloud brightening help us fight climate change?

Is the future of keeping Earth cool floating above us?

What is Mexico's blue hole?

The world's deepest marine sinkhole is at least 420m deep but remains a mystery to scientists.

Are we the only species to have been through a stone age?

Who is the originator of the stone tool? The evidence leaves a confusing mystery.

You can be declared dead, but can you be declared alive?

Being declared dead when you're still alive is a rather sticky situation.

The secret to a perfect morning routine probably isn't what you think

Starting the day at 2am or taking fistfuls of supplements each morning is unlikely to help you get ahead in life.

Do animals dream when they hibernate?

That's right, animals are missing out on a good dream.

What's the strongest acid in the world?

10 quadrillion times more acidic than sulphuric acid, this is the acid to look out for.

How can I tell if I've got high cortisol levels?

It's commonly known as the 'stress hormone'.

Could I really land a plane in an emergency?

Need to emergency land a plane? It just might be possible, even without training.

The strange science of how fog forms

Fog occurs when air saturated with water vapour is cooled suddenly, and there are several different ways this can happen.

How spicy is too spicy?

Even for the biggest spice fans, some foods are going to be too much, causing serious health problems.

What's the world's tallest snowman?

It's only a few metres shorter than the Statue of Liberty.

What is Hector the Convector?

A unique storm that is punctual with its time, Hector the Convector is one of life's weird occurrences.

Why does time move so slowly when I'm at the gym?

Ever feel like your workouts are going on forever?

Humans are close to getting X-ray vision. It’s an even worse idea than it sounds

Scientists can see a massive flaw in the tech.

Was Amelia Earhart or her plane ever found?

There's been a possible breakthrough in the search for her lost plane.