Roger Payne revolutionized the science of whale biology by discovering the songs of humpback whales. In this 1995 interview, Payne (who died in 2023) described the thrill of touching a whale, and why he fears for the future of whales.

Marjolijn van Heemstra is the poet laureate of Amsterdam. As her anxiety about climate change and other problems ratcheted up, she found solace in the larger cosmos and became a "dark sky" activist.

During their visit to Addis Ababa, Anne and Steve caught a show put on by a household name in Ethiopia — the boundary-crossing, border-hopping jazz virtuoso Meklit Hadero.

Political repression and censorship forced a generation of Black jazz musicians out of South Africa and into clubs in Europe and the US. But jazz critic Gwen Ansell says some musicians remained, and they left a legacy of unforgettable music.

Drew Gilpin Faust, historian and author of “The Republic of Suffering,” draws compelling parallels between the grief experienced after the American Civil War and the mourning process following the COVID-19 pandemic.

“Bad River” is Mary Mazzio’s documentary about a small tribe, the Bad River band of Lake Superior Chippewa, and their legal battle to get rid of an oil pipeline. She examines the conflicting ideas we have about how to live on the land and even whether it can be owned.

Jessi Kneeland, a fitness trainer turned body neutrality coach, suggests that aiming for a neutral stance toward one's body — rather than unconditional love — might be more realistic and attainable for many of us.

Sami Schalk is the author of “Black Disability Politics,” a history of disability rights and Black activism. She says understanding Black disability politics is essential to building an accessible future.

Philosopher and conceptual artist Jonathon Keats engineers monumental-scale clocks that run on “river time” or “arboreal time” to un-standardize our atomic time. He says we need to make time more pluralistic, to envision a kind of chrono-diversity.

Jim Thorpe was stripped of the Olympic gold medals awarded to him in 1912, but activists finally got them back in 2022. Today, Thorpe's legacy is about more than medals or even correcting historic wrongs — young Native Americans are looking to him for inspiration.

From an early age, Ukrainian-American poet Ilya Kaminsky developed a deep personal understanding of the political power of poetry and language. He explains why poetry is such a powerful tool in crisis.

Bernardine Evaristo became the first Black woman to win the Booker Prize in 2019 for her novel “Girl, Woman, Other.” Evaristo talked with Shannon Henry Kleiber about how her childhood and her writing energize her advocacy supporting artists and writers of color.

People in these disaster zones now face an agonizing choice: rebuild or relocate? Urban planner Brian Stone says we need radical new thinking for our cities to survive.

Writer Annalee Newitz has spent a lot of time walking around ancient lost cities and imagining future human civilizations on other planets. Newitz is a hard-headed, realistic optimist who believes the one technology that can save us is stories.