Topic: Earth

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How to watch a total or partial solar eclipse

On Monday, August 21st, 2017, sky gazers can witness a total or partial solar eclipse—weather-permitting and depending on their location on the planet—as it traverses North America. There's been a lot of excitement in...

What counts as a mountain?

Mountains: super tall, rocky landforms that rise high above the surrounding environment, much higher than hills. We might draw one as a single peak like Mount Fuji, or as a zig zag line of peaks representing a mountai...

The Big Dipper Through Time

Stars aren’t still--they move through space. Our Sun and the seven stars that form the Big Dipper in the constellation Ursa Major all orbit the center of the Milky Way at different speeds. So why do today’s constellat...

How dead is the Great Barrier Reef?

Australia's Great Barrier Reef is the largest coral reef system in the world and the only living structure visible from space. Although ecosystem managers in Australia have worked hard to preserve the reefs, the past ...

Why Most Rain Never Reaches The Ground – Minute Earth

In our planet's constantly moving water cycle, our oceans, lakes, puddles, and other collections of water evaporate, or water transpires from plants. That vapor travels upwards into the atmosphere and can form clouds....

The Arctic vs. the Antarctic

If you're first learning about them, the Arctic and the Antarctic might be a bit confusing. Which one is which? Where are the penguins and where are the polar bears? Which is made of melting ice and which is a desert?...

POLI’AHU, a time lapse at Mauna Kea’s Astronomical Observatories

SkyGlowProject.com presents POLI'AHU, a time lapse trip above the clouds to Mauna Kea in Hawaii, an inactive volcano 14,000 feet above sea level. Much of the mountain is under water; when measured from its oceanic bas...

Water in Helheim Glacier Makes Its Way to the Ocean

New NASA research found that large crevasses provide aquifer water upstream of Greenland's Helheim Glacier with a clear escape to the ocean. This discovery helps confirm that the water, which is held in a layer of cru...

A Journey To The Bottom Of The Internet

The internet is powered by over 300 heavy duty underwater cables that carry 99% of all international data from continent to continent to right at your fingertips almost instantaneously. In this episode of Nat & Lo, Na...

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...

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