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“Earth-Like Planets”

Jul 23, 2015 01:10 PM ET // Irene Klotz
NASA’s Kepler space telescope has found the closest match yet to a world that is similarly sized to Earth and circling a sun-like star at the right distance for liquid surface water, a condition believed to be necessary for life, scientists said Thursday.
Apr 13, 2015 03:00 PM ET // Irene Klotz
A new study shows Earth’s temperature plunged to 40 degrees below zero – in Florida, Egypt and other lands near the planet’s supposedly warmer equatorial regions during a radical climate shift known as 'Snowball Earth.'
Dec 9, 2014 11:23 AM ET
New research suggests we might want to widen our search for Earth-like exoplanets. Younger stars, it turns out, are hot enough to support exoplanetary life farther away from a star than we thought.
Jun 2, 2014 02:25 PM ET // Irene Klotz
Meet 'mega-Earth,' a souped-up, all-solid planet that, according to theory, should not exist.
Nov 18, 2013 06:27 AM ET
With billions of stars in our galaxy alone, many with their own Earth-like planets, how are we to know which ones might be habitable? Well, new research thinks we might just have the clue, and it all has to do with purple bacteria.
Apr 22, 2013 03:00 AM ET
NASA's Kepler telescope was launched to find other planets just like Earth -- and now, scientists think they may have found not just one, but three! Trace
Feb 6, 2013 11:10 AM ET // Irene Klotz
According to Kepler data, the nearest 'Earth-like' exoplanet may be within 13 light-years from Earth.