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Heavy Elements Key for Planet Formation
Planets form more commonly in star systems with relatively high concentrations of elements heavier than hydrogen and helium, a...
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Cosmic Ray Mystery Leaves Scientists in the Dark
The mystery of the origin of the strongest cosmic rays has deepened as new clues into key suspects, the...
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Dark Matter Theory Takes a Big Hit
Widely accepted theories of dark matter, a mysterious invisible substance that can only be detected indirectly by the gravitational...
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Asteroid Impacts Could Benefit Underground Life
An incoming asteroid may benefit microbes living deep underground, according to a recent study of an ancient impact in...
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H3+: The Molecule that Made the Universe
In a study that pushed quantum mechanical theory and research capabilities to the limit, UA researchers have found a...
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Accelerating Growth of Universe, Dark Energy Confirmed
The pesky reality that the universe’s expansion is accelerating — an observation that prompted astronomers to invoke an unknown...
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NASA Seeks Wisdom of Crowd for Mars Robot Missions
Scientists and engineers worldwide can submit papers for a conference dedicated to brainstorming ideas for future Mars exploration.
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First-Ever Simulation of Structuring of the Observable Universe
A team of researchers from the Laboratoire Univers et Théorie has performed the first-ever computer model simulation of the...
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Pulsing Stars Could Probe Space-Time Around Black Holes
If a pulsing star exists near the center of our Milky Way galaxy, where a giant black hole is...
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‘Time Machine’ Allows Scientists to Study Early Universe
A new scientific instrument, a “time machine” of sorts, built by UCLA astronomers and colleagues, will allow scientists to...