Topic: satellite

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Arena, a fast-paced look at the earth from above

Using images captured by Google Earth, Ireland-based artist Páraic McGloughlin speeds through scheme after scheme of human-made shapes and structures from high above in the experimental film short Arena. From McGlough...

The 90-year-old armchair archaeologist

Space archaeologist Sarah Parcak is a modern-day Indiana Jones. She analyzes satellite imagery in order to find ancient sites hidden from view. With GlobalXplorer, an online platform using the power of the crowd to fi...

Where does Space begin?

How far away is Space from where you are at this moment? How much closer is it when you're flying in a plane? And how close is the International Space Station to Earth if we can spot it in the sky? Travel up, up, u...

Hunga Tonga-Hunga Ha’apai, The Birth of a New Island

In late December 2014 into early 2015, a submarine volcano in the South Pacific Kingdom of Tonga erupted, sending a violent stream of steam, ash and rock into the air. When the ash finally settled in January 2015, a n...

NASA simulates how dust, smoke, and sea salt have traveled the planet

Watch as sea salt, dust, and smoke—aerosol particles traveling on the winds—have moved across our planet in 2017. This animated simulation, "based on both satellite observations and computer models that use physical e...

How many ways are there to prove the Pythagorean theorem?

What do Euclid, 12-year-old Einstein, and American President James Garfield have in common? They all came up with elegant proofs for the famous Pythagorean theorem, one of the most fundamental rules of geometry and th...

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...

SpaceX Falcon 9 first-stage landing, THAICOM 8 mission

Watch sped up footage of the Falcon 9 first stage landing on the Of Course I Still Love You (OCISLY) droneship. SpaceX successfully deployed the THAICOM 8 satellite to a Super Synchronous Transfer Orbit during the May...

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...

General relativity & why GPS wouldn’t work if we didn’t know about it

General relativity, what Albert Einstein said was the happiest thought of his life, basically expands upon the idea that "the laws of physics are the same everywhere". Light and gravity behave in the same way for you....

Satellite Tracks Saharan Dust to Amazon in 3-D – NASA

Watch 182 million tons of dust ride the wind out of Africa's Sahara Desert in 3D, as tracked from 2007 through 2013 by lidar, thanks to CALIPSO, the Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation sa...

Planet Earth in 4K: Time lapse images taken by an orbiting satellite

This video truly illustrates why our Earth is called The Blue Marble. Taken every 30 minutes over Indian ocean from May 15th to May 19th, 2011, these images by the geostationary Elektro-L weather satellite have been c...

How do we study the stars & measure extreme distances in space?

How can we know so much about other galaxies? What are they made of? How big are they? How far away are they from Earth? "Want to know the secrets of the universe? Just follow the light." These two TED Eds fro...

What is Sea Level? – Minute Physics

Sea Level! What is it and how do scientists calculate it? As it turns out, there are actually many complexities in determining this measurement. For example, Earth isn’t actually a sph...

How does the Earth’s gravity help keep satellites in orbit?

How does the Earth’s gravity help keep satellites in orbit? From the team at This is Real Art, watch this explainer about the physics of orbiting satellites. It’s one in a series o...

How NASA sees photosynthesis from space + TMBG’s Photosynthesis

This NASA Earth Science video, NASA Sees Photosynthesis From Space, is not only a lesson in how plants use light to make food for themselves, but also demonstrates how changing your perspective ...

The Large and Small Magellanic Clouds

Via kqedscience, this is a tour of two of our closest galaxies: the Large and Small Magellanic Clouds. They are between 163,000 and 200,000 light-years away and hold a few hundred million sta...

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