Blindness isn't a tragic binary — it's a rich spectrum | Andrew Leland

We waste a staggering one trillion dollars worth of food each year, significantly contributing to greenhouse gas emissions and the climate crisis. Food waste expert Dana Gunders shares innovative solutions to reduce waste — from solar-powered cold rooms to apps that sell discounted restaurant leftovers — and shares tips on how you can keep good food from going to the trash."

TED Health's very own Dr. Shoshana Ungerleider has a new podcast, Before We Go. This is the first episode -- if you'd like more from Before We Go, check it out wherever you are listening to this. Dr. Shoshana Ungerleider's world shifts when her father calls to say that he has been diagnosed with stage 4 pancreatic cancer. As they navigate uncharted emotional terrain, Shoshana and her father explore options, including one they hadn’t before considered  – medical aid in dying. But before they can decide, doctors tell Steven that something about his past might offer him hope. 

What makes for a meaningful life? Social psychologist Brian S. Lowery explores three ideas tied to the experience of meaning and shows why simply pursuing personal achievements isn't the best way to find it.

In athletics, in business, in life, everyone sets goals. But that's not the way to excel, according to former NFL player Emmanuel Acho, now an author and TV sports analyst. Here's what he says to do instead.

To protect against a possible resurgence of smallpox, the US government is funding research to improve treatments and vaccines. And since it's unethical to expose people to a highly lethal virus, labs are using monkeys as research subjects. But is it right to harm these animals to protect humanity from a potential threat? Rebecca L. Walker takes a look at this classic ethical dilemma. This TED-Ed lesson was directed by Sharon Colman, narrated by Alexandra Panzer and the music is by Miguel d'Oliveira.