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Gaia Vince asks if we can ever run our vehicles on biofuels from algae or bacteria.
Can we make biofuels from the sugars in the inedible parts of plants?
Peter Higgs opens up to Jim Al-Khalili about the Higgs boson.
Jim al-Khalili discusses global mental health with psychiatrist Professor Vikram Patel
Can science stop sharks attacking humans?
Is free will unique to humans or a biological trait that evolved over time?
Is fructose a 'toxic additive' or a healthy fruit sugar?
Can hacking hearing aids create a new super sense for people with hearing loss?
How animals navigate, from homing instincts to smell maps and astronomy
Aboriginal knowledge and modern science helps to preserve Australia’s marine ecology