See stunning photos of Earth taken from space by astronauts and robotic spacecraft, celebrating our home planet on Earth Day.
Scientists have seemingly settled long-standing arguments about whether the components of Earth originated from the inner or ...
Astronauts and robotic spacecraft have captured breathtaking photos of Earth from space for decades. See the best images.
NASA has confirmed that the Apophis asteroid, dubbed the 'God of Chaos', will make a historic close approach to Earth.
This Earth Day, we reflect on our home planet and look at Earth from space through history.
About 71% of Earth’s surface is covered by water, and 96.5% of that water is found in the oceans.
Amidst an array of national Earth Day celebrations, in Morton Grove, area residents gathered Sunday to celebrate not just the ...
How did looking back at the Earth for the first time change humanity’s perspective? The legendary thinker Stewart Brand tells ...
April 22 is Earth Day. There are numerous ways to participate in Pittsburgh by connecting with nature and advocating for ...
Earth Day, first observed in 1970, is held annually on April 22 and now includes events in more than 190 countries aimed at ...
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