SciShow
How Can Microbes Protect Crops From Drought?
Solving food shortages caused by droughts is a big challenge that may benefit from a tiny ally. Turns out that the microbes living in the soil around plants can give them a boost when water's scarce, which means more food for us, which...
MinuteEarth
Which Is Worse: Underpopulation Or Overpopulation?
The human population of the world will soon peak – and then decrease – thanks to a combination of two quickly changing economic and educational trends.
SciShow
The Truth About Gingers
There are many names for them, but here at SciShow we lovingly refer to them as 'Gingers'. In this episode, Hank explains what gene is responsible for the creation of redheads.
SciShow
Cougar Stress: SciShow Talk Show
Lara Brenner talks about her research on how stressed cougars are and how the public views them. Then Jessi from Animal Wonders joins the show with Seraphina the red fox!
SciShow
Could We Breed Giant Spiders?
If, for some wild reason, we decided that breeding humongous spiders was a good idea, could we actually pull it off?
SciShow
Milk, and the Mutants That Love It
Got milk? Fact is, most people don't -- and shouldn't -- because for them, ice cream and milkshakes are basically toxic. So why can some people drink milk and survive? Turns out they're mutants! SciShow explains.
SciShow
3 New Facts About Denisovans
Hank brings us some late-breaking news from the genus Homo - a team of scientists has sequenced the genome of the Denisova hominin, the latest member to be added to the human family tree.
TED-Ed
TED-Ed: What caused the Rwandan Genocide? | Susanne Buckley-Zistel
For one hundred days in 1994, the African country of Rwanda suffered a horrific campaign of mass murder. Neighbor turned against neighbor as violence engulfed the region, resulting in the deaths of over one-tenth of the country's...
TED-Ed
TED-Ed: Can zoos actually save species from extinction? | Nigel Rothfels
For thousands of years, native Takhi horses roamed the steppes of Central Asia. But by the late 1960s, their extinction seemed inevitable. To prevent this, scientists and zoos started a breeding program and soon began releasing new...
TED-Ed
TED-Ed: How does this all-female species reproduce? | Susan Freitas and Darren Parker
In 2021, workers at a Sardinian aquarium were stunned by the birth of a smooth-hound shark. What was shocking was that, for the last decade, the shark's mother had been living only with other females. So, how was this birth possible? And...
TED-Ed
TED-Ed: History vs. Thomas Jefferson | Frank Cogliano
Thomas Jefferson, founding father of the United States and primary author of the Declaration of Independence, was part of America's fight for freedom and equality. But in his personal life, he held over 600 people in slavery. Are his...
TED-Ed
TED-Ed: Ethical dilemma: Should we get rid of mosquitoes? | Talya Hackett
Mosquitoes are responsible for more human deaths every year than any other animal, but very few of the 3,500 mosquito species actually transmit deadly diseases to humans. Scientists have been conducting experiments using engineered...
PBS
At this college, academic excellence requires passion for the social good
At New Jersey's Rutgers University, a new honors program for undergraduates is redefining academic excellence. Students accepted into the highly competitive Honors Living Learning Community (HLLC) study critical social
issues and prove...
PBS
Can this rural town go from a youth exodus to an art epicenter?
What kind of future should a struggling rural town choose? In the town of Green River, population 950, a nonprofit called Epicenter aims to use art and architecture to bring new energy, life and economic development. Jeffrey Brown reports.
PBS
Tornado-stricken Joplin now thrives, but emotional scars linger
The tornado that struck Joplin, Missouri, in May 2011 was one of the most destructive in U.S. history. Five years later, the city seems to be thriving -- possibly even better off than it was before. One key to its success? Getting...
PBS
Why Miami is the epicenter of new HIV cases in the U.S.
The tourist mecca of Miami is also a hotbed of HIV transmission. While city and state officials have launched an ambitious plan to tackle the crisis, William Brangham and Jason Kane join Jon Cohen of Science magazine to look at how and...
PBS
In Italy, rising anxiety over falling birth rates
Family size has been shrinking in the industrialized world for decades, and in Italy, the decline has been particularly dramatic. A generation ago, Italian mothers commonly had more than four children. Now they average less than two....
PBS
Fighting for fresh water amid climate change in the Marshall Is. (WEEKEND)
President Donald Trump has said he is withdrawing the U.S. from the Paris climate accords, rejecting that wealthier nations, which have the biggest carbon footprints, should help poorer nations vulnerable to climate changes. One such...
PBS
Will The Traditions Of Tiny Tangier Island Survive Or Sink?
Life on Tangier Island has always been defined by water. Now it is menacing its very existence. Battered by Chesapeake Bay's relentless waves, scientists say the land’s shrinking is accelerating, as man-made climate change makes the...
PBS
How Surge In Family Border Crossings Is Complicating Enforcement
In the Yuma sector of the southwestern Arizona border, Border Patrol officials are observing dramatic shifts in the migrant populations they apprehend. In the past, a majority of migrants caught crossing illegally were single men. Now...
Curated Video
Iowa caucus workers: Process works, despite delays
The Iowa Democratic Party says delays in reporting the outcome of Monday's caucuses were due to a coding issue that has been fixed.
PBS
How Rust Belt City Youngstown hopes to overcome decades of decline
Youngstown, Ohio is an upper-midwest city that has come to symbolize the nation's distress of deindustrialization with high unemployment and crime rates. But after decades of decline, the city has plans to rebuild, remove blight and...
Crash Course
Commerce, Agriculture, and Slavery: Crash Course European History
We've been talking a lot about kings, and queens, and wars, and religious upheaval for most of this series, but let's take a moment to zoom out, and look at the ways that individuals' lives were changing in the time span we've covered so...
3Blue1Brown
What's so special about Euler's number e? Essence of Calculus - Part 5 of 11
What is the derivative of a^x? Why is e^x its own derivative? This video shows how to think about the rule for differentiating exponential functions.