SciShow
The Science of Lewy Body Dementia
This week in SciShow News we dissect what a Lewy Body is and what they are capable of doing.
SciShow
Walrus Flash Mob & 20 Years of Pot Research
35,000 walruses all hanging out at the same beach in Alaska? Why? Does global warming have anything to do with it? And what have we learned after 20 years of studying the effects of marijuana? SciShow News explains.
TED Talks
Thomas Insel: Toward a new understanding of mental illness
Today, thanks to better early detection, there are 63% fewer deaths from heart disease than there were just a few decades ago. Thomas Insel, the director of the National Institute of Mental Health, wonders: Could we do the same for...
SciShow
A Song of Ice and New Species
Hank shares losses and finds this week, including a huge amount of Antarctic ice that’s lost for good, and 10 cool new species that are last year’s top finds.
TED Talks
Susan Cain: The power of introverts
In a culture where being social and outgoing are prized above all else, it can be difficult, even shameful, to be an introvert. But, as Susan Cain argues in this passionate talk, introverts bring extraordinary talents and abilities to...
TED Talks
Why I photograph the quiet moments of grief and loss | Caroline Catlin
The only thing as powerful as our grief is the love we have for those we've lost, says photographer Caroline Catlin. In this meditation on the intersection of life and death, Catlin shares how her personal journey with loss drove her to...
SciShow
SciShow Quiz Show: With WheezyWaiter!
Welcome back to SciShow Quiz Show, where Hank goes head-to-head with Craig Benzine, better known as WheezyWaiter.
TED Talks
Shlomo Benartzi: Saving for tomorrow, tomorrow
It's easy to imagine saving money next week, but how about right now? Generally, we want to spend it. Economist Shlomo Benartzi says this is one of the biggest obstacles to saving enough for retirement, and asks: How do we turn this...
SciShow
How Losing Your Job Changes You
Unexpectedly losing a job is hard, but it can also change you in the long term, setting off a cycle that may be hard to break out of, and leaving lasting effects on the way you see and interact with the world.
TED Talks
TED: The beauty of being a misfit | Lidia Yuknavitch
To those who feel like they don't belong: there is beauty in being a misfit. Author Lidia Yuknavitch shares her own wayward journey in an intimate recollection of patchwork stories about loss, shame and the slow process of...
SciShow
Why Did the Rooster Lose Its Penis?
Why did so many birds ditch penises? Maybe it was natural or sexual selection, an accident, or in exchange for something way more useful to them. Whatever the reason, penis loss goes to show that internal fertilization doesn’t require a...
TED Talks
Laurie Santos: A monkey economy as irrational as ours
Laurie Santos looks for the roots of human irrationality by watching the way our primate relatives make decisions. A clever series of experiments in "monkeynomics" shows that some of the silly choices we make, monkeys make too.
SciShow
Today's Mass Extinction, and the First See-Through Animal
Are we in the middle of the 6th largest extinction event? What can we do? Let Hank explain and tell us about see-through animals!
TED Talks
TED: The ocean's shifting baseline | Daniel Pauly
The ocean has degraded within our lifetimes, as shown in the decreasing average size of fish. And yet, as Daniel Pauly shows us onstage at Mission Blue, each time the baseline drops, we call it the new "normal." At what point do we stop...
TED-Ed
TED-Ed: What is depression? - Helen M. Farrell
Depression is the leading cause of disability in the world; in the United States, close to ten percent of adults struggle with the disease. But because it's a mental illness, it can be a lot harder to understand than, say, high...
SciShow
What Happens If You're Struck By Lightning?
The chances of you being hit by lightning are small by comparison, but it does happen! Hank will go through what ultimately happens when you are struck by lightning because chances are you will survive to tell it to your friends.
TED-Ed
TED-ED: How memories form and how we lose them - Catharine Young
Think back to a really vivid memory. Got it? Now try to remember what you had for lunch three weeks ago. That second memory probably isn't as strong-but why not? Why do we remember some things, and not others? And why do memories...
TED Talks
TED: The city planting a million trees in two years | Yvonne Aki-Sawyerr
Yvonne Aki-Sawyerr, mayor of Freetown, Sierra Leone, is on a mission to plant a million trees over the next two years, increasing vegetation in her city by fifty percent while shoring up eroding riverbanks and increasing biodiversity....
SciShow
Does Microwaving Food Destroy Its Vitamins?
Many people avoid using microwave ovens, fearing how it changes the molecular structure of your food, but studies have some evidence that may surprise you.
TED-Ed
TED-Ed: Bird migration, a perilous journey - Alyssa Klavans
Nearly 200 species of songbirds migrate south for winter, some traveling up to 7,000 miles. No easy task, the annual journey is dangerous to birds due to landscape change -- so much so, that only half the birds that migrate south will...
TED Talks
TED: Why healthy soil matters now more than ever | Jane Zelikova
From nourishing our foods to storing massive amounts of carbon, soil is teeming with diverse microbial life that could slow global warming. Climate change scientist Jane Zelikova calls for agricultural practices that protect Earth's soil...
TED Talks
TED: The seeds of change helping African farmers grow out of poverty | Andrew Youn
Farmers stand at the center of the world, says Andrew Youn, cofounder of One Acre Fund, an agricultural organization that's empowering sub-Saharan farm families with the loans, seeds, fertilizer and training needed to increase crop...
TED-Ed
TED-Ed: Why do some people go bald? - Sarthak Sinha
What do Charles Darwin, Michael Jordan, and Yoda have in common? They, like many other historical and fictive individuals, are bald. Scientists have long pondered, why do some people lose their hair, and how can we bring it back? Sarthak...
SciShow
Social Interaction and the 'Bliss Molecule'
This week on SciShow News, scientists found that social interaction triggers the production of the “bliss molecule” in mice. Plus, eating sugar is about more than just the calories.