Earth-size planet found orbiting nearby star that will outlive the sun by 100 billion years
An Earth-size planet discovered around a nearby star offers astronomers their first chance for exoplanetary geology.
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An Earth-size planet discovered around a nearby star offers astronomers their first chance for exoplanetary geology.
From chimps that wage war over territory to parrots that outperform Harvard students on memory tests, many other members of the animal kingdom demonstrate surprisingly human-like behavior.
Do galaxies, including our own Milky Way, orbit anything in the universe?
A stunning photo of the peculiar parasitic plant species, Thismia thaithongiana, wins gold in the Plants and Fungus category of the World Nature Photography Awards.
Black hole singularities defy the laws of physics. New research presents a bold solution to this puzzle: Black holes may actually be a theoretical type of star called a 'gravastar,' filled with universe-expanding dark energy.