SciShow
The Infamous, Brain-Bending Birthday Problem
There's a rather famous problem in math of probability called the Birthday Paradox. Let's get into how it works, and how creative uses of this hypothetical problem have real-world applications!
TED Talks
TED: A cleaner world could start in a rice field | Jim Whitaker and Jessica Whitaker Allen
Rice is the world's largest food source — and it's also a massive emitter of methane gas, a key contributor to climate change. Fifth-generation rice farmer Jim Whitaker and his daughter, farmer and conservationist Jessica Whitaker Allen,...
SciShow
The Mayan Calendar & 2012
Hank tells us about the Mayan calendar & why December 21, 2012 will not be the end of the world.
Curated Video
YUGOSLAVIA: BELGRADE: MASS OPPOSITION RALLY
Eng/Serbo-Croat/Nat
Students in Belgrade staged a mock celebration of President Slobodan Milosevic's 58th birthday on Friday.
A cake representing Yugoslavia was cut into pieces and handed round to demonstrators to symbolise the break up...
SciShow
Top 10 New Species of the Year (NOW WITH PICTURES)!
THIS IS A RE-POST OF SCISHOW NEWS, WITH PHOTOGRAPHS! SORRY TO ALL THOSE WHO WATCHED IT WITHOUT THEM. Scientists around the world discover about 18,000 new species every year. Each new organism has not only to be found, but also studied,...
TED Talks
TED: Medical tech designed to meet Africa's needs | Soyapi Mumba
In sub-Saharan Africa, power outages, low technology penetration, slow internet and understaffed hospitals plague health care systems. To make progress on these problems in Malawi, TED Fellow Soyapi Mumba and his team created a new...
Crash Course
Wait For It...The Mongols! Crash Course World History
In which John Green teaches you, at long last, about the most exceptional bunch of empire-building nomads in the history of the world, the Mongols! How did the Mongols go from being a relatively small band of herders who occasionally...
MinutePhysics
When It's OK to Violate Privacy
REFERENCES Cynthia Dwork (key inventor of Differential Privacy), giving a great intro talk about differential privacy https://www.youtube.com/watch?v=lg-VhHlztqo Hazards of Smoking: the Effect on Life Span...
SciShow
Top 10 New Species of the Year!
Scientists around the world discover about 18,000 new species every year. Each new organism has not only to be found, but also studied, compared, identified and organized -- that's taxonomy, the science of classifying living things and...
TED Talks
TED: The 4 a.m. mystery | Rives
Poet Rives does 8 minutes of lyrical origami, folding history into a series of coincidences surrounding that most surreal of hours, 4 o'clock in the morning.
TED Talks
TED: A father-daughter bond, one photo at a time | Steven Addis
A long time ago in New York City, Steve Addis stood on a corner holding his 1-year-old daughter in his arms; his wife snapped a photo. The image has inspired an annual father-daughter ritual, where Addis and his daughter pose for the...
TED Talks
Jarrett J. Krosoczka: How a boy became an artist
This talk paints the funny and touching story of a little boy who pursued a simple passion: to draw and write stories. With the help of a supporting cast of family and teachers, Jarrett J. Krosoczka tells how he grew up to create beloved...
TED Talks
TED: A cyber-magic card trick like no other | Marco Tempest
The suits, numbers and colors in a deck of cards correspond to the seasons, moon cycles and calendar. Marco Tempest straps on augmented reality goggles and does a card trick like you've never seen before, weaving a lyrical tale as he...
TED Talks
Julia Sweeney: Letting go of God
When two young Mormon missionaries knock on Julia Sweeney's door one day, it touches off a quest to completely rethink her own beliefs, in this excerpt from Sweeney's solo show "Letting Go of God."
TED-Ed
TED-Ed: Check your intuition: The birthday problem - David Knuffke
Imagine a group of people. How big do you think the group would have to be before there's more than a 50% chance that two people in the group have the same birthday? The answer is - probably lower than you think. David Knuffke explains...
SciShow Kids
Happy Birthday, Sir Isaac Newton!
There's a birthday party at the fort, for one of history's most important scientists, Isaac Newton!
TED Talks
TED: Walk the earth ... my 17-year vow of silence | John Francis
For almost three decades, John Francis has been a planetwalker, traveling the globe by foot and sail with a message of environmental respect and responsibility (for 17 of those years without speaking). A funny, thoughtful talk with...
Be Smart
How to Figure Out the Day of the Week For Any Date Ever
You might think that computers are the only things that run algorithms, but you're wrong. Here's a neat mental trick for calculating the day of the week for any day ever, developed by famous mathematician John H. Conway.
TED-Ed
TED-Ed: Can you solve the birthday cake riddle? | Marie Brodsky
Your friend's birthday is tomorrow, and he's turning... well... you've forgotten. A ginormous cake has been prepared and your job is to sculpt his age as the chocolate centerpiece. The birthday boy is a giant, and you're afraid that if...
SciShow
The Mayan Calendar & 2012
Hank tells us about the Mayan calendar & why December 21, 2012 will not be the end of the world.
SciShow Kids
Baking a Cake with Science!
It might seem like magic when you put some batter in the oven and pull out a fluffy cake, but it's actually science! Join Jessi and Squeaks as they bake a cake and explain how the ingredients react with each other to make a tasty treat!
Crash Course
Geometric Distributions and The Birthday Paradox - Crash Course Statistics
Geometric probabilities, and probabilities in general, allow us to guess how long we'll have to wait for something to happen. Today, we'll discuss how they can be used to figure out how many Bertie Bott's Every Flavour Beans you could...
Crash Course Kids
Got Some Solutions?
So, there might not be just one solution to a problem. I know that may sound weird, but it's true. So, how do you come up with multiple solutions? In this episode of Crash Course Kids, Engineer Sabrina shows us how to do that.