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Apr 22, 2014 02:20 PM ET // Becky Oskin, LiveScience
More than 40 years after the first Earth Day, many riddles still remain when it comes to our planet.
Mar 28, 2014 11:30 AM ET // Elizabeth Howell,
Understanding the limits of life on Earth could help scientists learn more about what life on alien worlds could be.
Feb 7, 2014 02:00 PM ET // Discovery News
The National Science Foundation recently announced the winners of its annual image competition, where entries display a mix of art and science.
Jan 3, 2014 04:03 PM ET // Tim Wall
From 1999 to 2011, men accounted for nearly 70 percent of hypothermia-related deaths in the United States. Continue reading →
Nov 14, 2013 09:00 AM ET // Larry O'Hanlon
The story of how life changed the face of the Earth may be more profound than previously envisioned and could lead to new clues for detecting life on exoplanets.
Sep 19, 2013 08:50 AM ET // Wynne Parry, LiveScience
Earth could continue to host life for at least another 1.75 billion years, as long as some disaster doesn't intervene.
Jul 16, 2013 06:32 AM ET // Larry O'Hanlon
Seven new short online videos shed a lot of light on some critical water issues in different parts of the United States. Continue reading →
Feb 13, 2013 04:42 PM ET // Sheila M. Eldred
Plastics should be re-classified as hazardous, scientists argue, due to the dangers they pose. ->
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