Listen to five thought-provoking perspectives from world renowned physicist Stephen Hawking, who has died at the age of 76.
Image copyright Jocelyn Alexander Image caption Panke, the oldest known African baobab, in 1997. The tree has since died. A tree regarded as the icon of the African savannah is dying in mysterious circumstances. International scientists have discovered that most of the oldest and largest African baobabs have died over the past 12 years. They […]
Image copyright ESA Image caption The Galileo system was conceived to give Europe an independent sat-nav capability The Brexit row between the UK and the EU-27 over Galileo is escalating. Britain’s space agency has written to 13 firms to remind them that they need security authorisation to engage in any future contracts on the sat-nav […]
Image copyright Uni Cambridge Image caption Caucher Birkar was born in Iran but now works at the University of Cambridge One of the most prestigious prizes in mathematics has been handed out at a ceremony in Brazil. Caucher Birkar, Alessio Figalli and Peter Scholze, and Akshay Venkatesh are all honoured for major contributions to their […]