TED talks have become one of the biggest global forums for discussing ideas . Renowned figures from Stephen Hawking to David Ngozi , have given talks . AMORY LOVINS , A 40-year plan for energy . From 3D - printed jets to underwater robots , there are numerous ideas for the innovations of today .
TED talks have become one of the biggest global forums for discussing ideas . Renowned figures from Stephen Hawking to David Ngozi , have given talks . From 3D - printed jets to underwater robots , there are numerous ideas for the innovations of today .