Scientists often take a leaf from nature when devising inventions. Find out more and let your imagination soar:

Discover how nature has inspired some great creations, from the Wright Brothers'' first aeroplane to Eiji Nakatsu''s bullet train.

• Meet brilliant birds, boisterous bats, and family trees as we celebrate the creatures of the sky.
• Explore the human and natural world, from bee discos to the design of outer-space cameras.