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Opinion, arguments & analyses from guest experts and from the editors of Scientific American

Mimicking red blood cells to improve drug delivery

Biomedical breakthroughs rarely outdo nature itself—despite our ever-increasing knowledge of new materials and processes. So that's why one group working on drug dispersal is looking, not to novel delivery systems, but rather to replicate the natural dynamics of blood cells...

December 14, 2009 — Katherine Harmon

4G networks open for business (sort of) in Norway and Sweden

Fourth-generation (4G) broadband wireless networks are a few years away from widespread use, but the technology (designed to be 10 times faster than anything available today) got a big boost Monday when Nordic telecommunications operator TeliaSonera opened up the first commercial 4G network...

December 14, 2009 — Larry Greenemeier

A tool-wielding octopus? This invertebrate builds armor from coconut halves

A clever octopus made headlines earlier this year after it swiftly disassembled part of its tank at the Santa Monica Pier Aquarium in California. But out in the open ocean its relative, the veined octopus ( Amphioctopus marginatus ), has upped the cephalopod intelligence quotient by using coconut shells as tools...

December 14, 2009 — Katherine Harmon

Large Hadron Collider eclipses record for high-energy collisions

So far, 2009 has been a much kinder year to the Large Hadron Collider (LHC) than 2008 was. The gargantuan particle accelerator, sidelined for more than a year after a breakdown halted its initial run shortly after start-up in September 2008, has been steadily clearing performance benchmarks since resuming operations on November 20 of this year...

December 10, 2009 — John Matson

Italy science council funds creationist book

After hosting a panel earlier this year to discuss supposed flaws in evolutionary theory, Italy's science agency the National Research Council (CNR) reportedly put up thousands of dollars to help with the publication of a follow-up book, Evolutionism: The Decline of an Hypothesis ...

December 10, 2009 — Katherine Harmon

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