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Ashes to Ashes
Can ash trees be saved from the deadly ash dieback fungus?
Could an emerald coloured beetle wipe out ash trees in Europe?
Russell Foster
Professor of circadian neuroscience Russell Foster on how light controls our wellbeing
Joanna Haigh
The professor who studies the sun and the impact of its radiation on the Earth's climate
Mike Benton
Jim al-Khalili discusses digging up dinosaurs in remote places with Professor Mike Benton
Jenny Graves
Prof Jenny Graves on the evolution of sex genes from fauna to the male Y chromosome
Nirvana by Numbers
Did the number zero come out of religious culture in ancient India?
Gut Microbiota
The important relationship between microbes that live in our gut and our health
The Power of the Unconscious
The crucial role of our unconscious, and how scientists are harnessing its powers
Self-Healing Materials
The new materials that can self-mend, from concrete cracks to car paint scratches
The Return to Mawson's Antarctica - Part One
Join polar scientists on an expedition to part of Antarctica last explored 100 years ago
The Return to Mawson's Antarctica - Part Two
Could changes in the water underneath the ice have consequences for the world's oceans?
The Return to Mawson's Antarctica - Part Three
Penguins, seals and a stranded vessel - join the Australasian Antarctic Expedition 2013
The Return To Mawson's Antarctica - Part Four
The mission to rescue the Australian Antarctic Expedition trapped in ice for 10 days
Geoengineering
Can putting chemicals in the stratosphere to block the sun stop global warming?
Chronotypes
Why are some people 'early birds' while others are 'night owls'?
Fixing Nitrogen
What are alternatives to the process that takes nitrogen from the air to make fertilizer?
Saving the Oceans - Part One
Tackling the problems of population and rising seas for the Pacific islands of Kirabati
Saving the Oceans - Part Two
Saving sharks and snails in the Pacific using modern technology and traditional practice
Saving the Oceans - Part Three
Commercial fishing鈥檚 impact on bird evolution, and the threat of coral eating starfish
Saving the Oceans - Part Four
Aboriginal knowledge and modern science helps to preserve Australia鈥檚 marine ecology
Show me the Way to Go Home
How animals navigate, from homing instincts to smell maps and astronomy
Hack my Hearing
Can hacking hearing aids create a new super sense for people with hearing loss?
Fructose: the Bittersweet Sugar
Is fructose a 'toxic additive' or a healthy fruit sugar?
The Biology of Freedom
Is free will unique to humans or a biological trait that evolved over time?
Inside the Shark's Mind
Can science stop sharks attacking humans?
Vikram Patel
Jim al-Khalili discusses global mental health with psychiatrist Professor Vikram Patel
Peter Higgs
Peter Higgs opens up to Jim Al-Khalili about the Higgs boson.
Whatever Happened to Biofuels?
Can we make biofuels from the sugars in the inedible parts of plants?
Whatever Happened to Biofuels - Part Two
Gaia Vince asks if we can ever run our vehicles on biofuels from algae or bacteria.
Sue Black
Forensic scientist Sue Black on the clues she uses to identify human bodies