13:41 Design, Engineering & Technology How technology can fight extremism and online harassment - Yasmin Green
12:48 Science & Technology Climate change will displace millions. Here's how we prepare - Colette Pichon Battle
18:23 Design, Engineering & Technology Why fascism is so tempting— and how your data could power it - Yuval Noah Harari
10:08 Design, Engineering & Technology Meet the microscopic life in your home— and on your face - Anne Madden
06:29 Design, Engineering & Technology Why germs thrive on planes— and how to stop them - Raymond Wang