PBS
Flint Fights Lead Poisoning With Farmers Markets And Cooking Classes
After a public health crisis in Flint, Michigan, triggered by high levels of lead in the drinking water, a number of programs are working to encourage good nutrition for children in order to prevent recurring effects of the neurotoxin on...
PBS
Gov. Markell: Hiring More People With Disabilities Is Good for the Bottom Line (August 2, 2013)
A new report from the National Governor's Association says states should do more to employ the 54 million Americans living with a disability, among whom only 20 percent are currently employed or looking for a job. Judy Woodruff...
PBS
Climate Activist Greta Thunberg On The Power Of A Movement
Although more Americans than ever are worried about climate change, less than 40 percent expect to make “major sacrifices” to tackle the problem. But according to Greta Thunberg, a Swedish teenager and climate activist, drastic action is...
PBS
Coaching parents on toddler talk to address word gap
By age four, toddlers in low-income families hear 30 million fewer words than those in high-income families, according to researchers. As a result, these children tend to have smaller vocabularies and fall behind in reading. Special...
PBS
Doris Kearns Goodwin on what today's leaders can learn from past 'turbulent times'
In her new book, "Leadership in Turbulent Times," presidential historian Doris Kearns Goodwin explores the trajectories of Abraham Lincoln, Theodore Roosevelt, Franklin D. Roosevelt and Lyndon B. Johnson, arguing that for all four of...
PBS
Anti-bias lessons help preschoolers hold up a mirror to diversity
Some California preschools are getting children to participate in
conversations about racial differences at an early age by introducing an
anti-bias curriculum that teaches kids about diversity and inclusion.
Against a backdrop of...
Crash Course
Altered States - Crash Course Psychology
You may think you know all about hypnosis from the movies. Zoolander, The Manchurian Candidate, etc... but there's a whole lot more going on. In this episode of Crash Course Psychology, Hank tells us about some of the many altered states...
PBS
The Future of Space Telescopes
The Kepler mission has determined that terrestrial planets are extremely common, and may orbit most stars in the Milky Way. But these planets are difficult to directly image because they're dense and small. Our Sun is about ten billion...
TED Talks
What is deep tech? A look at how it could shape the future | Antoine Gourévitch
How do companies like SpaceX make sudden breakthroughs on decades-old challenges? Emerging tech expert Antoine Gourévitch explains how deep tech -- a new approach to innovation that merges science, engineering and design thinking -- is...
TED-Ed
TED-Ed: Why aren't we only using solar power? - Alexandros George Charalambides
Solar power is cheaper and more sustainable than our current coal-fueled power plants, so why haven't we made the switch? The real culprits here are the clouds, which make solar power difficult to control. Alexandros George Charalambides...
TED Talks
TED: The tragedy of orphanages | Georgette Mulheir
Orphanages are costly and can cause irreparable damage both mentally and physically for its charges -- so why are they still so ubiquitous? Georgette Mulheir gravely describes the tragedy of orphanages and urges us to end our reliance on...
SciShow
The Sound of Your GPA Slipping Away
Researchers have noticed some trends in the relationship between academic performance and noise. Spoiler alert: it doesn’t sound good.
SciShow
The Surprising Benefits of Watching Cute Cat Videos
If you are feeling stuck, you might get benefits to be better at the task by watching cute animal videos.
TED Talks
TED: How we can build AI to help humans, not hurt us | Margaret Mitchell
As a research scientist at Google, Margaret Mitchell helps develop computers that can communicate about what they see and understand. She tells a cautionary tale about the gaps, blind spots and biases we subconsciously encode into AI --...
SciShow
Dopamine Isn’t Just a Happy Chemical
When we think of the neurotransmitter dopamine, we often imagine it, and other molecules in our brains, as doing one specific thing. But that's just flat out wrong!
SciShow
Could Eye Drops Replace Your Glasses?
Getting older means it’s likely that your eyes will have trouble focusing on things at close distances, so we are often prescribed glasses to combat this problem. But what if there were eye drops that could achieve the same results?
TED Talks
TED: How we can use light to see deep inside our bodies and brains | Mary Lou Jepsen
In a series of mind-bending demos, inventor Mary Lou Jepsen shows how we can use red light to see and potentially stimulate what's inside our bodies and brains. Taking us to the edge of optical physics, Jepsen unveils new technologies...
SciShow
Why Can Blu-rays Hold More Than DVDs?
Blu-rays can hold about ten times more than DVDs because Blu-ray players use special blue lasers to read them. But it took a while for scientists to figure out how to make those lasers work.
TED Talks
TED: An action plan for solving the climate crisis | John Doerr and Ryan Panchadsaram
How much more damage do we have to endure before we realize that it's cheaper to save this planet than to ruin it? asks engineer and investor John Doerr. In conversation with Countdown cofounder Lindsay Levin, Doerr and systems innovator...
SciShow
Why You Can’t Listen to Music While You Work
Some people are capable of concentrating in a storm of noise and motion, and some get distracted by the slightest squeak of a classmate’s chair. This has to do with our brain’s ability to filter, and not only are both entirely natural,...
SciShow
What Neuroscience Can Learn from Meditation
Meditation methods and the scientific method are teaming up to explore some of the deepest questions about our existence and human nature.
TED Talks
TED: The trials, tribulations and timeline of a COVID-19 vaccine | Jerome Kim
Developing a vaccine usually takes five to 10 years, costs about a billion dollars and has a failure rate of 93 percent. Under the pressure of the coronavirus pandemic, scientists are being asked to speed that timeline up to 12 to 18...