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Why do hard-working people sometimes lose their motivation? Behavioral scientist Ayelet Fishbach explains where motivation comes from, why it wanes and how to recapture it.

Computational linguist Jeff Reed figured out how to eavesdrop on wolves in the wild. But he needed help from AI to separate the signal from the noise, and start to decode what each howl means.

AI has sparked big questions around safety and ethics. OpenAI CEO Sam Altman shares his vision for AI's future and why he thinks the rewards outweigh the risks, live onstage with TED's Chris Anderson.

As otters have taken up residence in Singapore, tensions are rising with their human neighbors. Biologist Philip Johns argues that with some effort, these two species can live side-by-side.

When we think of climate action, we often think of sacrifice: less driving, less meat, less shopping. Behavioral scientist Jiaying Zhao challenges this notion with "happy climate hacks."

Americans have been overconsuming meat for years, says food systems expert Sarah Lake. She wants to help people choose less meat and more plant-based proteins for their health and the climate.

Humans are generating vast amounts of data each day— and we're running out of storage space. Molecular biologist Dina Zielinski discusses a solution that can pack tons of data into a tiny space: DNA.

A new surgery maintains the sensation of limb control after an amputation. When paired with a bionic leg designed by MIT's Hugh Herr, amputees can move and "feel" their limbs like never before.

When host Manoush Zomorodi noticed screens were stealing away her energy, she wanted to figure out why. This led her, and NPR listeners, on a quest to get more movement into their lives.

Two jets appeared to collide and their crews ejected during a performance at an air show at a military base in Idaho. "The aircrew involved in the incident are in stable condition," the base reported.