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Planetary ScienceMartian Gullies: Carved by melting snow?
Melting snow may have sculpted the recently formed gullies found at midlatitudes on Mars.
By Ron Cowen -
AnthropologyEvolution’s DNA Fusion: Hybrid gene forms clue to human, ape origins
A gene of mixed evolutionary pedigree may have transformed mammalian reproduction, leading to the evolution of apes and humans.
By Bruce Bower -
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In reference to the hands-free headsets mentioned in your article, it has been shown that on the wire to a cell phone, a standing wave can exist that can penetrate deep into the brain. Peter L. NelsonAvoca Beach, Australia
By Science News -
Health & MedicineHold the Phone? Radiation from cell phones hurts rats’ brains
A single 2-hour exposure to the microwaves emitted by some cell phones kills brain cells in rats.