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What on Earth is Sun-Earth Day?

Image Credit: Sylvie Beland/NASA Today is Earth Day, the internationally designated time to pay extra-special attention to human impact on Earth’s ecology. But in addition to your Earth Day observances, why not join NASA scientists this year in celebrating Sun-Earth Day, an astronomically educational holiday designed to recognize special moments between Earth and our Sun? [...]
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250,000 Earth Photographs from the International Space Station

Academics / Astronomy : Space Photos

Click here to view full image (321 kb) Credit: Additional images taken by astronauts and cosmonauts can be viewed at the NASA/JSC Gateway to Astronaut Photography of Earth. Description: The crew of Expedition 13 recently pass...

Global Citizen 2015 Earth Day Takes Over The National Mall

News : Huffington Post

The sun is shining and temperatures are forecast to hit summery highs for Saturday's Global Citizen 2015 Earth Day on the National Mall in Washington. The event, which organizers hope more than 200,000 people will attend, was put to...

NASA uses moon as mirror to watch Venus transit sun

Technology : TG Daily

Just like human eyes, the Hubble Space Telescope can't observe the sun directly - so NASA scientists plan to study Venus's solar transit in June by using the moon as a mirror. read more

Stunning image of Earth seen from ISS during total solar eclipse 2015

Humor / odd : Boing Boing

NASA's beautiful photograph taken by Expedition 12 crew members on board the International Space Station, observing Earth during a total eclipse of the Sun. Read the rest

Why Do Humans Have Chins?

Humor / odd : The Presurfer

image credit Compared with other human relatives such as Neanderthals, modern Homo sapiens have particularly prominent chins. Some researchers have hypothesized that the modern human chin helps the jaw stand up to the forces generat...

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