The race to fix clean energy's waste problem

The prehistoric paintings in Magura Cave in Bulgaria are made using a surprising material.

Mangal 2, a fixture on the London food scene, is redefining Turkish cuisine in a city constantly evolving.

The grain left from beer production is being used to make alternative leather. So, how does the technology work?

Better nutrition can have a surprisingly positive effect on memory, the BBC's Melissa Hogenboom explains why.

The modern passport was introduced after World War One, but its history spans thousands of years.

At the University of Miami, a large indoor air-sea interaction test facility measures the impact of storms.

Reece Parkinson heads to the Bahamas, where he meets a community adapting to unpredictable weather patterns.

Spencer Kelly checks out the latest robots being designed to help on space missions.

AI v The Mind: We explore the world of food and ask if human expertise is the only way to deliver great flavour.

Kakeibo, a century-old Japanese technique for budgeting, is a no-nonsense way to take charge of your finances.

Researchers in Australia put cameras on sea lions' backs to help them map the elusive ocean floor.

The Poison Garden at the Alnwick Garden has around 100 toxic, intoxicating, and narcotic plants.

Lucy Hedges is in Thailand where she explores the beach made world-famous by Hollywood.

In 1911, a fence was constructed on the US-Mexico border. But its purpose was not to stop humans.

A new generation of smart goggles provide real time visual feedback to enhance athletic performance.

Why learning self-soothing touch will make you feel calmer.

A new app uses indoor mapping and audio cues to deliver step-by-step directions to Paralympians.

A high-tech sleeve uses biometric threads to collect athletes' data to enhance their performance.

Lara Lewington travels to California to meet the scientists and experts researching our brain health.

At 51, Andy Macdonald shows you're never too old to compete at the Olympics. But how can you keep fit as you age?