The relationship between street slang used by young people and secret codes deployed by gang members is not always straightforward.
New research looked closely at the lives of thousands of 14 year olds to discover that fewer are having oral sex and intercourse than previous generations.
Being double jointed doesn't mean you have an extra joint – an expert in biomechanics explains what makes some people doubly bendy.
An expert explains all the wonderful ways the atmosphere protects life on Earth.
As strange as it sounds, rocks are made from stardust.
A scientist explains how global warming is affecting the entire world – from the mountains, to the sea.
An expert responds to a teenager who wants to know – is there any hope for humanity's future?
Gravity exists because the universe is full of 'stuff' – here's how it came to be.
Gentrification happens when attempts to build bridges between disenfranchised people and their better-off peers go awry – but it doesn't have to be this way.
It's hard to believe, but big storms and hurricanes are caused by tiny particles moving around in the atmosphere.
Research into attitudes reveals some startling findings.
Spiders use different types of silk for different purposes – and not all of them are as strong as steel.
Pets, like guinea pigs, lead very different lives to humans – and that's why they need very different eyes, too.
Tickling is an important sign that someone – or something – is touching you. An expert explains how it works.
New research finds that people who live in areas with high unemployment in their youth are more likely to retire early.
By studying old and dead stars, we can discover what will happen to our sun in the far, far future. And it won't end with a big explosion.
Poverty leaves people feeling unable to take responsibility for their future – but community programmes can empower young people to take control.
The first thing to know is that Siri is not a "who" – Siri is a "what".
The boxing gym can be a place for young people to escape street life – but it's also the home of a violent sport.
View from an expert in criminal justice – who also lives in one of the UK's most deprived areas.