Topic: Earth

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Why all world maps are wrong

How do you make something round into something flat without distorting it? Something round, like a globe or a planet, is three dimensional. Something flat, like a paper map hanging on the wall, is two dimensional. If ...

Can you solve the airplane riddle?

Professor Fukanō, the famous scientist, has embarked on a new challenge – piloting around the world in a plane of his own design. There’s just one problem: there's not enough fuel to complete the journey. Luckily, the...

Can Bird Poop Make Clouds?

How does bird poop potentially help to keep our climate just a wee bit cooler? In this episode of Gross Science, Anna Rothschild helps connect tens of millions of seabirds in the Arctic to 40,000 metric tons of ammoni...

Earth’s History Plays Out On A Football Field

The Earth is 4.5 billion years old. How can we comprehend such a massive amount of time? Skunk Bear's Adam Cole sets out to answer this question by using the 100 yard length of a football field to help us visualize ou...

Marie Tharp: Uncovering the Secrets of the Ocean Floor

In the early 20th century, Alfred Wegener proposed a revolutionary idea: that the Earth’s continents were once joined together, and had gradually moved apart. The idea contradicted almost everything scientists thought...

Carl Sagan’s ‘Pale Blue Dot’

From American astronomer, astrophysicist, and author Carl Sagan, inspired by the Voyager 1 photo of Earth taken on February 14, 1990: The Pale Blue Dot, written in 1994 and featured in 'Cosmos: A Space Time Odyssey' (...

Earthrise from the moon, captured by JAXA Kaguya Spacecraft

Between 2007 and 2009, the Japan Aerospace Exploration Agency (JAXA) captured more than 600 incredible photos and videos of the moon with an orbiting Selenological and Engineering Explorer (SELENE) mission spacecraft,...

Osiris-Rex: Chasing Asteroid Bennu – Out There

NASA’s OSIRIS-REx space vehicle launched from Cape Canaveral on September 8, 2016, riding an Atlas V rocket into a seven year long mission to map the asteroid Bennu and the bring a sample of it back to Earth. From Ast...

Behind-the-scenes with Terra Bella’s satellites

What might we learn if we could observe the patterns in humanity's mass activities -- mining, clear cutting, ships moving through ports, erupting volcanoes, ground conflicts, etc -- over time? What if we could do that...

One Year on Earth – Seen From 1 Million Miles

Every two hours, NASA's Epic camera on NOAA's DSCOVR satellite captures a set of images from its L1 (Lagrange point 1) orbit. The images of Earth's sunlit side are taken in ten different wavelengths. The first color-a...

‘Electric Wind’ Can Strip Earth-like Planets of Oceans, Atmospheres

'Electric wind' on Venus may have stripped the planet's upper atmosphere of oxygen... and it "may have played a significant role in stripping Earth's twin planet of its oceans, according to new research results from t...

Explaining The Tree of Life

Travel millions of years through time with Sir David Attenborough as he explains The Tree of Life. Some background on the metaphor from The New York Times: In his 1859 book “On the Origin of Species,” Charles Darw...

Inside the Svalbard Seed Vault – Veritasium

In the northernmost town on Earth, on the Norwegian island of Spitsbergen, the Svalbard Global Seed Vault protects around 865,000 seed samples from almost every country on our planet (including North Korea). A gene ba...

Stunning Aurora Borealis from Space in Ultra-HD 4K

From cameras filming on the International Space Station, enjoy this stunning ultra high definition 4K footage of planet Earth. Turn down the volume, full screen the vid, and put some classical music on. Harmonic pr...

Space Rocks: Comets, asteroids, meteors, & meteorites

This claymation primer on comets, asteroids, meteoroids, meteors, and meteorites helps us learn about Space Rocks in a super adorable way. Made by Beakus for the Royal Observatory Greenwich, the animation is one in a ...

The Science of Skin Color – TED Ed

When ultraviolet sunlight hits our skin, it affects each of us differently. Depending on skin color, it’ll take only minutes of exposure to turn one person beetroot-pink, while another requires hours to experience the...

Newton’s Three Laws of Motion

Follow four astronauts on a six month journey from Earth to Mars, and see how Newton’s Three Laws of Motion -- 'Newton' referring to English physicist and mathematician Sir Isaac Newton -- can help us understand and p...

Look Inside The Doomsday Vault That Protects Seeds Of The World

On the Norwegian island of Spitsbergen, the Svalbard Global Seed Vault protects around 865,000 seed samples from all over the world. Most of those seeds are of staple crops. "There are nearly 160,000 samples of wheat,...

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