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Instructional Video4:55
TED-Ed

TED-Ed: The battle that formed the universe | Fabio Pacucci

Pre-K - Higher Ed
New ReviewIt's time for the biggest battle in the Universe: the Big Bang. In one corner is gravity— the force that brings all matter together. In the other is pressure— the force that can push matter away. Over the next several hundred thousand...
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Instructional Video6:06
TED-Ed

TED-Ed: What caused the Rwandan Genocide? | Susanne Buckley-Zistel

Pre-K - Higher Ed
New ReviewFor 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...
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Instructional Video4:26
TED-Ed

TED-Ed: Seeing things that aren't there? It's pareidolia | Susan G. Wardle

Pre-K - Higher Ed
New ReviewImagine opening a bag of chips, only to find Santa Claus looking back at you. Or turning a corner to see a building smiling at you. Humans see faces in all kinds of mundane objects, but these faces aren't real— they're illusions due to a...
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Instructional Video5:07
TED-Ed

TED-Ed: What did people do before anesthesia? | Sally Frampton

Pre-K - Higher Ed
New ReviewThe quest for anesthetics that could induce unconsciousness and enable more meticulous surgeries began around the early 3rd century CE. Before anesthesia was widely used, patients had to consciously endure every moment of surgery. So,...
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Instructional Video5:28
TED-Ed

TED-Ed: Why is Marie Antoinette so controversial? | Carolyn Harris

Pre-K - Higher Ed
New ReviewShe was the Queen of France, notorious for living in opulence while peasants starved and became a symbol of everything wrong with monarchy. But was Marie Antionette a heartless, wasteful queen, or a convenient scapegoat in turbulent...
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Instructional Video5:17
TED-Ed

TED-Ed: Who is the fastest creature in mythology? | Iseult Gillespie

Pre-K - Higher Ed
New ReviewIt's time for the Myth Olympics: the eternal arena in which creatures and deities compete for glory. Almost every mythical tradition claims one creature as the fastest— from goddesses who run like the wind to creatures who outstrip every...
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Instructional Video5:13
TED-Ed

TED-Ed: Are solar panels worth it? | Shannon Odell

Pre-K - Higher Ed
New ReviewToday in many countries solar is the cheapest form of energy to produce. Millions of homes are equipped with rooftop solar, with most units paying for themselves in their first seven to 12 years and then generating further savings. So,...
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Instructional Video4:45
TED-Ed

TED-Ed: Food expiration dates don't mean what you think | Carolyn Beans

Pre-K - Higher Ed
New ReviewCountries around the world waste huge amounts of food every year: roughly a fifth of food items in the US are tossed because consumers aren't sure how to interpret expiration labels. But most groceries are still perfectly safe to eat...
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Instructional Video4:23
TED-Ed

TED-Ed: Why is William Faulkner so difficult to read? | Sascha Morrell

Pre-K - Higher Ed
New ReviewWilliam Faulkner is considered one of America's most remarkable and perplexing writers. He confused his audience intentionally, using complex sentences, unreliable narrators, and outlandish imagery. His body of work is shocking,...
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Instructional Video6:05
TED-Ed

TED-Ed: The epidemics that almost happened | George Zaidan

Pre-K - Higher Ed
New ReviewIn 2013, an Ebola outbreak began in Guinea. The country had no formal response system and the outbreak became the largest Ebola epidemic in recorded history. Guinea then completely overhauled their response system, and were able to...
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Instructional Video5:32
TED-Ed

TED-Ed: 1816: The year with no summer | David Biello

Pre-K - Higher Ed
New ReviewIn 1815, Mount Tambora erupted and its emissions spread across the globe, blotting out the sun for almost an entire year. This wreaked havoc on agriculture, leading to famines all across the Northern hemisphere. It was the year without...
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Instructional Video4:59
TED-Ed

TED-Ed: Is it normal to talk to yourself? | TED-Ed

Pre-K - Higher Ed
New ReviewBeing caught talking to yourself can feel embarrassing, and some people even stigmatize this behavior as a sign of mental instability. But decades of research show that talking to yourself is completely normal; most if not all of us...
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Instructional Video5:53
TED-Ed

TED-Ed: Why were there three popes at the same time? | Joëlle Rollo-Koster

Pre-K - Higher Ed
New ReviewFor almost two millennia, the Pope has been a figure of supreme spiritual authority for Catholics around the world. But in the late 14th century, Catholics found themselves with not one, not two, but three popes. Where did this plethora...
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Instructional Video4:45
TED-Ed

TED-Ed: Test yourself: Can you tell the difference between music and noise? | Hanako Sawada

Pre-K - Higher Ed
New ReviewIn 1960, composer John Cage went on television to share his latest work. But rather than using traditional instruments, Cage appeared surrounded by household clutter, including a bathtub, ice cubes, a toy fish, a rubber duck, several...
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Instructional Video5:01
TED-Ed

TED-Ed: The rise and fall of the Mughal Empire | Stephanie Honchell Smith

Pre-K - Higher Ed
New ReviewThough he was descended from some of the world's most successful conquerors, Babur struggled to gain a foothold among the many other ambitious princes in Central Asia. So he turned his attention to India, where his descendants stayed and...
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Instructional Video4:59
TED-Ed

TED-Ed: Why do we have crooked teeth when our ancestors didn't? | G. Richard Scott

Pre-K - Higher Ed
New ReviewAccording to the fossil record, ancient humans usually had straight teeth, complete with wisdom teeth. In fact, the dental dilemmas that fuel the demand for braces and wisdom teeth extractions today appear to be recent developments. So,...
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Instructional Video4:38
TED-Ed

TED-Ed: Why did the British Empire burn, sink, and hide these documents? | Audra A. Diptée

Pre-K - Higher Ed
New ReviewIn 2009, five Kenyan people took a petition to the British Prime Minister. They claimed they endured human rights abuses in the 1950s, while Kenya was under British colonial rule, and demanded reparations. They had no documentary...
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Instructional Video5:03
TED-Ed

TED-Ed: Can you outsmart Fate and break her ancient curse? | Dan Finkel

Pre-K - Higher Ed
New ReviewHundreds of years ago, your ancestor stole a magical tarot deck from Fate herself— and it came with a terrible cost. Once every 23 years, one member of your family must face Fate in a duel with rules only known to your opponent. And...
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Instructional Video4:54
TED-Ed

TED-Ed: Whatever happened to the hole in the ozone layer? | Stephanie Honchell Smith

Pre-K - Higher Ed
New ReviewIn the 1980s, the world faced a huge problem: there was a rapidly expanding hole in the ozone layer. If it continued to grow, rates of skin cancer could skyrocket, photosynthesis would be impaired, agricultural production would plummet,...
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Instructional Video4:35
TED-Ed

TED-Ed: Can zoos actually save species from extinction? | Nigel Rothfels

Pre-K - Higher Ed
New ReviewFor 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...
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Instructional Video5:03
TED-Ed

TED-Ed: The most important century in human history | TED-Ed

Pre-K - Higher Ed
New ReviewIs it possible that this century is the most important one in human history? The 21st century has already proven to be a period of rapid growth. We're on the cusp of developing new technologies that could entirely change the way people...
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Instructional Video5:14
TED-Ed

TED-Ed: What is a poop transplant, and how does it work? | Kathryn M. Stephenson and David L. Suskind

Pre-K - Higher Ed
New Review1,700 years ago, Chinese alchemist Ge Hong was renowned for his soup that could cure diarrhea-stricken patients. It had a surprising secret ingredient: feces. While it might seem unwise to consume feces, exciting new research suggests...
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Instructional Video5:27
TED-Ed

TED-Ed: The Hawaiian story of the king's betrayal | Sydney Iaukea

Pre-K - Higher Ed
New ReviewLong ago, the Hawaiian wind goddess wielded a gourd that housed the winds of the Islands. It came to hold her bones, along with the life force they carried, and was eventually passed to her grandson, Paka'a. Like his father before him,...
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Instructional Video5:43
TED-Ed

TED-Ed: How does this all-female species reproduce? | Susan Freitas and Darren Parker

Pre-K - Higher Ed
New ReviewIn 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...