News
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AstronomyMoon story waxes fuller
A new analysis may have put the final piece in the puzzle of how the Moon formed.
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Plants fix genes using copies from ancestors
Some plants can reinstate genes missing from their own chromosomes but that had been carried by previous generations.
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Planetary ScienceDusty rejuvenation
The Mars rover Spirit recently had its dirty solar arrays cleaned off, possibly by a dust devil, allowing the craft to generate nearly as much energy as it did when it first landed on the Red Planet in January 2004.
By Ron Cowen -
EcosystemsQuick Fix: How invasive seaweed repairs its wounds
Scientists have discerned the chemistry underlying the rapid wound-healing process in an invasive green alga that is wreaking havoc in the Mediterranean Sea.