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ChemistryBack on the Table? Element 118 is served up again
A team of nuclear chemists from the United States and Russia have announced the brief reappearance of element 118.
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Planetary ScienceA sunrise view of Mars
The first high-resolution images sent by the Mars Reconnaissance Orbiter support the notion that water once flowed across much of the Red Planet.
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Horns vs. Sperm: Male beetles on tight equipment budget
A group of dung beetle species that sprout elaborate horns often face trade-offs between horn and testes sizes.
By Susan Milius -
Autism’s DNA Trail: Gene variant tied to developmental disorder
A study of more than 700 families with children diagnosed with autism has identified a gene variant, already known to affect brain formation, that boosts a person's chances of developing this severe disorder.