Physics teacher and solar astronomer Simon Foster explores how we developed our understanding of the universe and uses our changing models of the solar system to explain how science works.



On location on top of a volcano in...

Abraham (Avi) Loeb is the Frank B. Baird, Jr., Professor of Science at Harvard University. He received a PhD in Physics from the Hebrew University of Jerusalem in Israel at age 24 (1980-1986), led the first international project...

Grow. Eat. Repeat. A Love Letter to Black-Eyed Peas,Paige, an inquisitive ten-year-old, accompanies her mother into the garden for a day of bonding, learning, and growing food. Her mother shares an engaging story that leads Paige to...

To get young students reading about science, NASA is trying something different. Instead of a press release or a scientific paper, the Global Precipitation Measurement (GPM) mission has launched a Japanese manga-style comic book....

For those who know or know of him, there's another facet to Alan Kapuler's aka Mushroom — life. He's been painting modern art that reflects the major challenges of our times for almost 50 years. A brief summary of his background in...

NASA’s MAVEN (Mars Atmosphere and Volatile Evolution) spacecraft has discovered “layers” and “rifts” in the electrically charged part of the upper atmosphere (the ionosphere) of Mars. The...

Join the excitement of the Annual Fermentation Festival, a culinary event that showcases a diverse array of fermented foods and beverages. Learn from seasoned fermenters and newcomers alike about the techniques and benefits of fermentation.

At the heart of the Milky Way, there's a supermassive black hole that feeds off a spinning disk of hot gas, sucking up anything that ventures too close -- even light. We can't see it, but its event horizon casts a shadow, and an image of...

At TED2012, filmmaker Karen Bass shares some of the astonishing nature footage she's shot for the BBC and National Geographic -- including brand-new, previously unseen footage of the tube-lipped nectar bat, who feeds in a rather unusual...

Every environment on the planet -- from forested mountaintops to scorching deserts and even the human gut -- has a microbiome that keeps it healthy and balanced. Ecologist Steven Allison explores how these extraordinarily adaptable,...

How does an astronaut prepare physically and mentally to launch into space? NASA astronaut Megan McArthur, who traveled to the International Space Station in April 2021 as part of the SpaceX Crew-2 mission, shares stellar life lessons...

Just like animals, plants evolve and change over time. And you might think we'd be looking for things like fossils to figure out how they've changed, but some scientists are using a far less traditional resource: art.

Dirt biking is more than just a pastime -- it's an opportunity to disrupt the cycle of poverty and provide enriching STEM education, says TED Fellow Brittany Young. In this perspective-shifting talk, she shares how her team is working...

With candor and cunning, sex historian Kate Lister chronicles the curious journey of an ancient, honest word with innocent origins and a now-scandalous connotation in this uproarious love letter to etymology, queens, cows and all...

Companies in the US spend billions of dollars each year on diversity, equity and inclusion initiatives, but subtle (and not so subtle) workplace biases often cost these initiatives -- and the people they're meant to help -- big time by...

In this practical talk, cybersecurity expert Nadya Bartol brings this crucial topic out into the open, lifting the shame around tech mistakes and offering creative ways to celebrate and reward good cybersecurity habits at work and...

Business in Africa is booming -- but international companies are missing out, says emerging markets expert Nomava Zanazo. Rushing in without knowing their customers, businesses underestimate Africans and make costly assumptions about...

Overcrowded clinics, extensive wait times and overworked doctors are taking a devastating toll on mothers and children in India. In this eye-opening talk, urogynecologist and TED Fellow Aparna Hegde exposes the systemic gaps that lead...

Thousands of languages thrive across the globe, yet modern speech technology -- with all of its benefits -- supports just over a hundred. Computational linguist Kalika Bali dreams of a day when technology acts as a bridge instead of a...

Introducing a new type of public space, custom-fit for communities in need of a shot of hope and wonder. Artist and TED Fellow Matthew Mazzotta takes us across the US, sharing delightful projects that refresh space and place, spark...