BBC News: Chocolate: Origins of delicacy pushed back in time

http://www.bbc.co.uk/news/science-environment-46024189

BBC News: Are hydrogen trains the future of UK travel?

http://www.bbc.co.uk/news/science-environment-45985510

BBC News: Reality Check: Which form of renewable energy is cheapest?

http://www.bbc.co.uk/news/business-45881551

BBC News: The explosive science behind fireworks

http://www.bbc.co.uk/news/science-environment-46075239

BBC News: Climate change: Five cheap ways to remove CO2 from the atmosphere

http://www.bbc.co.uk/news/science-environment-45967215

BBC News: Fruit flies’ brains studied to help crack dementia

http://www.bbc.co.uk/news/uk-wales-45942094

BBC News: Clever crows reveal ‘window into the mind’

http://www.bbc.co.uk/news/science-environment-45968935

Scottish Power now 100% renewable energy

https://www.bbc.co.uk/news/amp/business-45873785

BBC News: Single-use plastics ban approved by European Parliament

http://www.bbc.co.uk/news/world-europe-45965605

BBC News: ‘Super-sized’ mice threaten seabird colonies with extinction

http://www.bbc.co.uk/news/science-environment-45918770