CRISPR gene drives allow scientists to change sequences of DNA and guarantee that the resulting edited genetic trait is inherited by future generations, opening up the possibility of altering entire species forever. More than anything, the technology has led to questions: How will this new power affect humanity? What are we going to use it to ch...

There's no single formula for a great talk, but there is a secret ingredient that all the best ones have in common. TED curator Chris Anderson shares this secret -- along with four ways to make it work for you. Do you have what it takes to share an idea worth spreading?

Philosopher-comedian Emily Levine talks (hilariously) about science, math, society and the way everything connects. She's a brilliant trickster, poking holes in our fixed ideas and bringing hidden truths to light. Settle in and let her ping your brain.

An executive talks about how her exploration into improv comedy gave her unexpected benefits in creativity, team cohesion and leadership. Now in a time of a global crisis, the rules of improv serve as a guide for effective leadership in our families, companies and communities.

An executive on a mission to drive team cohesion, collaboration and performance tells the story of how she is using improv comedy techniques to accomplish this during the extended work from home COVID pandemic.

The three speakers are all students from King George V School, Hong Kong, and are keen members of their school's Medicine Club. Gabriella describes the situation of refugees in Hong Kong, and their difficulties in accessing healthcare facilities. This is made more difficult by the fact that the SAR is not bound by the UN refugee convention. S...