America’s population is older than it’s ever been, according to U.S. Census Bureau data. About 18 percent of Americans are at least 65 years old, a number that’s projected to hit 28 percent in 30 years. And as that demographic grows,...

Want a Pineapple? If you want a pineapple, it's possible you can just run down to the store and get one. But, if you wanted to grow one, that's a lot more difficult depending on where you live. In this episode of Crash Course Kids,...

Dr. Carla Hayden, a trailblazing librarian of Congress, was fired by President Trump in May. Geoff Bennett recently spoke with her about being blindsided by the decision, the administration’s ongoing efforts to reshape key institutions...

Insurance is the hidden engine that keeps the economy churning, but climate change is making home insurance unaffordable for many people, says climate risk advisor Amy Barnes. She reveals why soaring premiums aren't just bad news for...

Impact investor and Acumen CEO Jacqueline Novogratz unveils a bold vision to bring off-grid solar electricity to 700 million people still living in darkness, transforming lives while slashing emissions. She asks a thought-provoking...

There's an invisible super-pollutant heating up the planet — but it's surprisingly easy to reduce, if we try. Revealing how methane contributes (way) more in the short term to global warming than carbon dioxide, chemical engineer Daniel...

Kickstarter cofounder Yancey Strickler unveils a radical new economic model that could transform how creative people build sustainable careers, amass collective wealth and escape the burnout of hustle culture. Hear his vision for how...

Beavers and the dams they build are not always embraced in the areas where they do their work. But there's a growing recognition that they also are building a kind of natural infrastructure that helps with water management and the...

Students in rural communities graduate from high school above the national average. But when it comes to applying to college or getting their degree, those students' rates of attendance and completion are well below their peers in urban...

Once it’s out of your body, your genetic information is valuable to a variety of people, but you can keep it safe(ish) with a few simple steps. ___________________________________________ To learn more, start your googling with these...

The clean energy transition has a major blind spot, says energy equity expert Sheila Ngozi Oparaocha: it ignores millions of people without access to energy. Highlighting grassroots women's organizations leading the charge towards...

Would you swallow a micro-robot? In a gutsy demo, physician Vivek Kumbhari navigates Pillbot, a wireless, disposable robot swallowed onstage by engineer Alex Luebke, modeling how this technology can swiftly provide direct visualization...

Freada Kapor Klein isn't your typical venture capitalist. She's thrown out the standard investment playbook in order to close the opportunity gap for low-income communities. She explains how her firm is investing in entrepreneurs and...

One in four health visits in the U.S. are now provided by non-physicians, as a growing number of nurse practitioners fill in critical health care gaps. But nurse practitioners say their work is hampered by outdated restrictions on...

Hundreds of millions of people lack access to electricity in Sub-Saharan Africa, relying on highly polluting diesel and firewood for power and light. Working to brighten the future in her home country of Malawi and beyond, energy access...

We don't have to sacrifice our freedom for the sake of technological progress, says social technologist Divya Siddarth. She shares how a group of people helped retrain one of the world's most powerful AI models on a constitution they...

Hundreds of millions of migrant workers travel within their countries to seek out means of survival — often leaving behind all they know for months or even years. Many face poverty and exploitation, and they need a robust social safety...

Access to information is the key to unlocking human rights for all, says equality champion Paige Alexander. From educating female entrepreneurs on how to launch life-sustaining businesses to murals, billboards and other creative ways of...

Science fiction authors have warned us for decades: division among global leaders can quickly create dystopia. Political economist Zainab Usman thinks present-day power struggles may seriously hinder the world's ability to fight climate...

Connecting with the people you work with doesn't just make your team stronger — it's good for you too. Whether you've just joined a new organization or you're managing a remote team, these three tips from collaboration expert Mark T....

South Africa transitioned to democracy in the 1990s with a visionary constitution, but the promises of that constitution are largely unfulfilled to this day. Public leader Lindiwe Mazibuko explores how poor leadership failed to deliver a...

Physician-scientist Anna Greka investigates the world's rarest genetic diseases, decoding the secrets of our cells through "molecular detective work." She explains how her team is using new, advanced technology to solve decades-old...

Long-necked sauropod dinosaurs are some of the most striking animals that ever lived. But we don't know what they used their long necks for, and whether they held them high in the air or parallel to the ground. Here's what we do know.

Researchers have found ancient communities of microbes that have been buried deep, for a hundred million years! This discovery might be the oldest living thing on Earth, and could even expand the search for life on other planets.