👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...

A fritter describes any type of food that is battered and deep fried, which is a common style of cooking in many countries around the world. Learn how to make an apple fritter.

Beginning in the late nineteenth century and throughout the twentieth century, geologists, archaeologists and paleoanthropologists have given the world evidence of the physical and cultural development of humans. In this video the...

In the past 3,000 years, many populations have evolved genetic adaptations to their local environments. People in Siberia and the high arctic are uniquely adapted to survive extreme cold. The Bajau people can dive 70 meters and stay...

In 2013, a treasure trove of unusual fossils were uncovered in a cave in South Africa, and researchers soon realized: these were the remains of a new species of ancient humans. Paleoanthropologist Juliet Brophy takes us inside the...

The Online Math Olympiad is a contest for high school students with challenging problem. This 2016 test had an average score of 9 out of 30. This video is an adaption of problem 16 which is an interesting probability puzzle. At the end...

This film was created for our online exhibit on Greek theatre productions at the National Theatre='http://www.google.com/culturalinstitute/exhibit/greek-drama-at-the-national-theatre/gQY_KfFn' target='_blank' rel='nofollow'>Theatre...

Subjunctive tenses.

Ya es oficial - nuestras luces de Navidad son tan brillantes que podemos verlas desde el espacio. Gracias al instrumento VIIRS en el satélite Suomi NPP, en una misión conjunta entre NASA y NOAA, los científicos están presentando una...

This video is answering the question of what do Buddhist monks do.

Andrew Morris has been a leading figure in the media and events industry for over twenty years. He launched the innovative Business Design Centre in Islington in 1986 which became the most stylish and successful boutique venue in the...

Beginning in the late nineteenth century and throughout the twentieth century, geologists, archaeologists and paleoanthropologists have given the world evidence of the physical and cultural development of humans. Amazing discoveries...

Beginning in the late nineteenth century and throughout the twentieth century, geologists, archaeologists and paleoanthropologists have given the world evidence of the physical and cultural development of humans. Amazing discoveries...

A decades-old experiment in Utica, New York welcomes refugees and allows the city to benefit from the influx of population. ➡ Subscribehttp://bit.ly/NatGeoSubscribe' hereet='_blank' Explorerollow'>Subscribe ➡ Watch all clips of...

As time goes by, the risk of natural disasters is getting higher around the world. From LA to Manilla, here's 10 Cities That Could Be Wiped out by 2020.

MOT 1952: SPONSOR BREAK: Bill Rogers sitting at desk on set w/ Gulf logo sign on desktop, SOT saying why don't you make that same switch over to Gulf No-Nox gasoline? 'Get more smiles per gallon in your driving.' Early commercials.

The search for life beyond our solar system has taken an exciting turn, after a Belgian-led team reported finding planets with the potential to host life. Fox News reports that a team of Belgian astronomers have discovered three new...

With the a little hydrogen, a few balloons and a couple of makeshift rockets, Valeska Ting launches into an explanation of what the first law of thermodynamics is, and why it matters to our lives. Day 5 of our 2016 advent calendar. Open...

I demonstrate that the magnitude of the force normal and force of gravity acting on an object are not always the same, even though many students want to assume this is true. This is an example of where showing your work is incredibly...

Scientists have found at least three cycles in nature that can be traced back to the alignment of the planets. And while they won’t tell you anything about your love life or personality, by studying them, we can learn about our planet’s...

Hank explains where that over-simplified image of evolution comes from and what it is actually supposed to mean.

Not too long ago, our early human ancestors were under constant threat of attack from predators. And it turns out that this difficult chapter in our history may be responsible for the adaptations that allowed us to become so successful.

MOT 1937: NEW USE FOR SOUTHERN CROP: DOLLY (L) WS Southern Pine tree forest. US Depression.

Do you like drinking milk or chatting with your friends? Well, you can enjoy those because of the evolution happened over the past million years, and we are still evolving. Let's find out what will we be like in the future with us!