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-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...
Curated Video
The Birthday Paradox
How many people do you need to have in one room to be sure that two will share the same birthday? The answer is not as high as you might think... Maths - Algebra A Twig Math Film. Reinforce and extend the learning required by the...
Curated Video
Leap year
Why do we have a leap year once every four years? Physical processes -The Earth and beyond - Sun, Earth and Moon Learning Points A leap year occurs every four years. There are 366 days in a leap year. The extra day of a leap year is...
Señor Jordan
01054 Spanish Lesson - Present tense: Regular -IR verbs
In this video lesson we talk about regular -IR verbs in the present tense. You might watch the previous video on Vivir for a little introduction to this video.
Nature League
Do humans have a mating "season", and what might affect it?
In this episode of Nature League, Adrian asks Brit about whether human mating seasons are a thing, and why we’re different from other species in this arena.
National Parks Service
Redwood National and State Parks - The National Park Service Neighborhood
Hi, Neighbor! Ranger Michael welcomes you to your National Park Service neighborhood, and encourages you to visit your neighbors during the National Park Service Centennial in 2016. CREDIT: NPS
60 Second Histories
Maya calendar
This short video explores the two calendars; the Tzolk'in and the Haab and how important they were to the Maya people.
Curated Video
Bomb Birthday Vocabulary for IELTS Speaking
Today you’ll learn specific birthday vocabulary to use on your IELTS Speaking test. You could definitely be asked about birthdays on your IELTS Speaking test. For instance, in Speaking Part 1: 1. What do people do on their birthdays in...
The Guardian
Happy birthday
For years, global music publisher Warner/Chappell claimed copyright of the Happy Birthday song, demanding payment for any public performance of it. Jenn Nelson tells the story of her four-year campaign to prove that the company did not...
British Movietone
GREAT EXPECTATIONS
Babies are headline news in 1964, with four new Royal arrivals expected. We show pictures of the Queen and her children in 1960, Princess Margaret and Lord Snowdon with their son Viscount Linley, Princess Alexandra and her husband Angus...
Curated Video
SYND 25-10-71 TOWN OF VALLAURIS CELEBRATES 90TH BIRTHDAY OF PICASSO
Town of Vallauris, in France, celebrates 90th birthday of Picasso, but the painter chose to ignore the celebrations
1) town sign: "Vallauris"
2) street scene
3)maypole dancing
4) old building with flags
5) various pan across Picasso...
Curated Video
Iraqis mark Saddam's birthday with mixed feelings
Baghdad
1. Zoom in from wide of people in the street celebrating birthday of former Iraqi leader Saddam Hussein
2. Various of celebrators carrying pictures of Saddam and his half brother Barzan, chanting pro-Saddam slogans, with...
British Movietone
CONGRATULATIONS TO THE PRINCESS
The Royal Family posed for these pictures during a well earned rest at the Natal Park. Congratulations to Princess Elizabeth on her twenty first birthday. Disclaimer: British Movietone is an historical collection. Any views and...
British Movietone
SIR WINSTON - A DEEPENING SLEEP
Pictures show the anxiety and sadness as friends and admirers wait patiently for news of Sir Winston, outside his house in Hyde Park Gate. Disclaimer: British Movietone is an historical collection. Any views and expressions within either...
Curated Video
CAN199 BUDDHA BIRTHDAY CELEBRATIONS
People celebrate Buddha's birthday.
*Date is approx*
1. vs of people marching with banners and floats
2. vs of the crowd being held back by police line
3. vs of balloons being released
4. ms of Buddhist monk seated
5. vs of people...
Curated Video
Professional clowns fight back against "creepy" image
FOR CLEAN VERSION SEE STORY NUMBER: 4061158LEAD IN:Professional clowns are trying to shrug off their "creepy" image ahead of Halloween as clown hysteria sweeps the world. Being a clown these days is no laughing matter with reports across...
Curated Video
SYND 26 10 78 SHAH'S BIRTHDAY MARKED BY DEMONSTARIONS ACROSS IRAN
The Shah Of Iran's 59th birthday was marked with more protests and violence. In the southern town of Jahrom the chief of police was shot dead by a sniper when returning from ceremonies. The town's martial law administrator was wounded in...
Curated Video
THAILAND: KING BUMIPOL 68TH BIRTHDAY CELEBRATIONS
Natural Sound
Thousands of Thais have turned out to see the world's longest reigning monarch, King Bhumipol, review the colourful Thai Royal Guards.
It was the start of national celebrations to mark the King's 68th birthday this...
Curated Video
UPITN 21 12 76 RECEPTION IN KREMLIN FOR BREZHNEV'S 70th BIRTHDAY
Guests and heads of Communist countries attend a 70th birthday banquet for Soviet Party leader, Leonid Brezhnev
1. Soviet Party officials walk up stairs to reception
2. various shots, party officials talking together
3. Women up...
Curated Video
Shiites gather to celebrate birthday of Imam Mahdi
1. Imam Abbas shrine lit up with crowds celebrating outside
2. Crowds outside the shrine
3. Shrine lit up against dusk sky
4. Crowd of pilgrims clapping and celebrating
5. Closer shot crowd celebrating
6. Crowds of people filing past...
Curated Video
SYND 20 6 67 SHIRALI MUSLIMOV, THE WORLD'S OLDEST MAN CELEBRATES 163RD BIRTHDAY
The oldest man in the world recently celebrated his 163rd birthday in Russia. Shirali Muslimov is a shepherd living in the village of Barzavu.
1. ls and pan winding road through trees to village
2. cu blossom
3. ws and pan down hillside...
Curated Video
CAN103 CHANCELLOR ERHARD'S 67TH BIRTHDAY PARTY
West Germany's Chancellor Ludwig Erhard celebrates 67th birthday.
ws Palace Schaumburg
mcu flag
vs Erhard approaching guard of honour
mcu Guard of honour
ms Erhard passes guard of honour
ms guard of honor
cu Erhard waves turns and...