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SciShow
Why the Great Salt Lake is Two Completely Different Colors
Today, the Great Salt Lake of Utah has multiples of the ocean's salt concentration. But it didn't used to be so salty. In fact, it used to be Lake Bonneville. And we know its story thanks to microscopic diatoms and Dr. Ruth...
TED Talks
Lessons from history for a better future | Roman Krznaric
How can the lessons of the past help us navigate the turbulence of the present and future? Social philosopher Roman Krznaric explores why history isn’t just a record of what’s gone wrong — it’s also full of solutions, resilience and...
TED Talks
Are we alone in the universe? We're close to finding out | Lisa Kaltenegger
Astrophysicist Lisa Kaltenegger explores the thrilling possibility of discovering life beyond Earth, highlighting how cutting-edge technology like the James Webb Space Telescope lets us analyze distant planets for signs of life in...
TED Talks
How to reclaim your life from work | Simone Stolzoff
Where do you draw the line between work and life? Writer Simone Stolzoff explores the problem with defining yourself by your job — and shows what it takes to reclaim your time and sense of meaning beyond the office.
MinuteEarth
Who’s Eating All The Spiders?
The average human, in theory, eats 3 spiders a year. If you're not eating them and I'm not eating them, who is?
PBS
The steps an Ohio county took to reduce infant mortality rates
When it comes to infant mortality, the United States ranks 54th in the world. That's about three times that of Japan, Singapore or Slovenia. Within the U.S., Ohio is in the bottom 25 percent of all states. Hamilton County was even worse...
PBS
The Calendar, Australia & White Christmas
Australia will perpetually encounter the season opposite to the one we in the northern hemisphere will encounter, so does this means that Australia will never get a white Christmas?
TED Talks
TED: The hidden forces behind your food choices | Sarah Lake
What we eat is less about what we choose and more about what’s offered to us, says food and climate expert Sarah Lake. Unpacking how governments and companies have driven up meat consumption in the US through extensive marketing, she...
TED Talks
TED: Break the bad news bubble (Part 2) | Angus Hervey
It's time for our periodic update of good news from Angus Hervey, founder of Fix the News, an independent publication that reports stories of global progress. In a quick talk, he shares three major updates of recent human progress on...
MinutePhysics
Why Masks Work BETTER Than You'd Think
TED-Ed
TED-Ed: What really happened to Oedipus? | Stephen Esposito
When Queen Jocasta of Thebes gave birth to Oedipus, a grim air seized the occasion. Her husband, King Laius, had received a prophecy from Apollo's oracle foretelling that he would die at the hands of his own son. Determined to escape...
TED Talks
TED: An optimist's take on reskilling in the age of AI | Sagar Goel
One in three workers globally will see their jobs disrupted by AI and tech advancements this decade — but there's a way to stay ahead of the curve. Skill-building strategist Sagar Goel shares practical examples from a partnership with...
TED Talks
TED: The secret ingredient of business success | Pete Stavros
Too often, employees are unmotivated and unhappy, with no real incentive to invest much of anything into their place of work. Investment expert Pete Stavros thinks there's a better way, and he's on a mission to rethink corporate...
SciShow
Why Does Everything Decay Into Lead
If you look at a copy of the periodic table, you might notice that basically every element after lead is labelled as radioactive. And the vast majority of those elements wind up decaying into some version of lead eventually. But why is...
SciShow
Retinal Scanning is Changing Healthcare
Your optometrist can tell you if you're at risk for cardiovascular disease, Alzheimer's, or diabetes. And it's all thanks to James Bond-style retinal scanners.
SciShow
The Tiny T. rex Causing a Big Science Feud
You’ve heard of Tyrannosaurus rex, but did you know they might have a mini-cousin called Nanotyrannus? And that “might” is serious, because researchers have been arguing about it for nearly 40 years and still haven’t gotten to the bottom...
SciShow
Why NASA Put The Moon In A Pool
NASA has been using swimming pools to train astronauts since the 1960s. The largest is the Neutral Buoyancy Laboratory (NBL), which holds roughly 9 olympic pools worth of water and has contained not just mockups of space station and...
SciShow
The Rare Disorder That Turns Everyone Else Into Demons
Prosopometamorphopsia is an extremely rare disorder of facial processing that makes other people's faces look demonic or seem to melt. But in the process of treating these people, we can also learn how our brain understands what a face...
SciShow
When Did We Start Getting Cavities?
You would think that without dentists and fluoride mouthwash, early humans would have terrible teeth. But tooth decay depends on access to sugars and starches -- meaning most early humans had decent teeth up until the Agricultural...
TED Talks
TED: What happens to sex in midlife? A look at the "bedroom gap" | Maria Sophocles
Menopause isn't just hot flashes, says gynecologist and sexual medicine specialist Maria Sophocles. It's often accompanied by overlooked symptoms like painful sex or loss of libido. Shedding light on what she calls the "bedroom gap," or...
PBS
Why unpaid internships still exist despite hardships for young workers
Internships can give a leg up to students starting their careers. According to the National Association of Colleges and Employers, more than half of internships lead to full-time jobs. But 47 percent of U.S. interns were unpaid in 2022,...